Home / 10,240.20-14,125.58-6,462.02

Finding the Fourth Proportional to 10,240.20, 14,125.58 and 6,462.02

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Solution

The fourth proportional to 10,240.20, 14,125.58 and 6,462.02 is: 8,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,240.20 : 14,125.58 = 6,462.02 : x
  2. Step 2: Convert to fraction form
    10,240.20/14,125.58 = 6,462.02/x
  3. Step 3: Cross multiply
    10,240.20x = 14,125.58 × 6,462.02
  4. Step 4: Simplify right side
    10,240.20x = 91,279,780.47
  5. Step 5: Solve for x
    x = 91,279,780.47/10,240.20
  6. Step 6: Final answer
    x = 8,913.87

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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.