Home / 10,432.60-14,397.54-5,717.08

Finding the Fourth Proportional to 10,432.60, 14,397.54 and 5,717.08

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Solution

The fourth proportional to 10,432.60, 14,397.54 and 5,717.08 is: 7,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,432.60 : 14,397.54 = 5,717.08 : x
  2. Step 2: Convert to fraction form
    10,432.60/14,397.54 = 5,717.08/x
  3. Step 3: Cross multiply
    10,432.60x = 14,397.54 × 5,717.08
  4. Step 4: Simplify right side
    10,432.60x = 82,311,887.98
  5. Step 5: Solve for x
    x = 82,311,887.98/10,432.60
  6. Step 6: Final answer
    x = 7,889.87

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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.