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Finding the Fourth Proportional to 6,129.84, 9,193.11 and 1,747.50

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Solution

The fourth proportional to 6,129.84, 9,193.11 and 1,747.50 is: 2,620.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,129.84 : 9,193.11 = 1,747.50 : x
  2. Step 2: Convert to fraction form
    6,129.84/9,193.11 = 1,747.50/x
  3. Step 3: Cross multiply
    6,129.84x = 9,193.11 × 1,747.50
  4. Step 4: Simplify right side
    6,129.84x = 16,064,959.73
  5. Step 5: Solve for x
    x = 16,064,959.73/6,129.84
  6. Step 6: Final answer
    x = 2,620.78

Related Problems

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.