Home / 11,775.07-16,250.61-6,470.92

Finding the Fourth Proportional to 11,775.07, 16,250.61 and 6,470.92

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Solution

The fourth proportional to 11,775.07, 16,250.61 and 6,470.92 is: 8,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,775.07 : 16,250.61 = 6,470.92 : x
  2. Step 2: Convert to fraction form
    11,775.07/16,250.61 = 6,470.92/x
  3. Step 3: Cross multiply
    11,775.07x = 16,250.61 × 6,470.92
  4. Step 4: Simplify right side
    11,775.07x = 105,156,397.26
  5. Step 5: Solve for x
    x = 105,156,397.26/11,775.07
  6. Step 6: Final answer
    x = 8,930.43

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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.