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Finding the Fourth Proportional to 5,260.33, 7,892.13 and 1,562.58

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Solution

The fourth proportional to 5,260.33, 7,892.13 and 1,562.58 is: 2,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.33 : 7,892.13 = 1,562.58 : x
  2. Step 2: Convert to fraction form
    5,260.33/7,892.13 = 1,562.58/x
  3. Step 3: Cross multiply
    5,260.33x = 7,892.13 × 1,562.58
  4. Step 4: Simplify right side
    5,260.33x = 12,332,084.50
  5. Step 5: Solve for x
    x = 12,332,084.50/5,260.33
  6. Step 6: Final answer
    x = 2,344.36

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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.