Home / 8,744.73-13,117.19-7,000.82

Finding the Fourth Proportional to 8,744.73, 13,117.19 and 7,000.82

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Solution

The fourth proportional to 8,744.73, 13,117.19 and 7,000.82 is: 10,501.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.73 : 13,117.19 = 7,000.82 : x
  2. Step 2: Convert to fraction form
    8,744.73/13,117.19 = 7,000.82/x
  3. Step 3: Cross multiply
    8,744.73x = 13,117.19 × 7,000.82
  4. Step 4: Simplify right side
    8,744.73x = 91,831,086.10
  5. Step 5: Solve for x
    x = 91,831,086.10/8,744.73
  6. Step 6: Final answer
    x = 10,501.31

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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.