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Finding the Fourth Proportional to 5,600.12, 8,401.06 and 1,901.49

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Solution

The fourth proportional to 5,600.12, 8,401.06 and 1,901.49 is: 2,852.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.12 : 8,401.06 = 1,901.49 : x
  2. Step 2: Convert to fraction form
    5,600.12/8,401.06 = 1,901.49/x
  3. Step 3: Cross multiply
    5,600.12x = 8,401.06 × 1,901.49
  4. Step 4: Simplify right side
    5,600.12x = 15,974,566.09
  5. Step 5: Solve for x
    x = 15,974,566.09/5,600.12
  6. Step 6: Final answer
    x = 2,852.54

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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.