Home / 7,432.14-10,255.97-4,288.13

Finding the Fourth Proportional to 7,432.14, 10,255.97 and 4,288.13

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Solution

The fourth proportional to 7,432.14, 10,255.97 and 4,288.13 is: 5,917.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,432.14 : 10,255.97 = 4,288.13 : x
  2. Step 2: Convert to fraction form
    7,432.14/10,255.97 = 4,288.13/x
  3. Step 3: Cross multiply
    7,432.14x = 10,255.97 × 4,288.13
  4. Step 4: Simplify right side
    7,432.14x = 43,978,892.08
  5. Step 5: Solve for x
    x = 43,978,892.08/7,432.14
  6. Step 6: Final answer
    x = 5,917.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.