Home / 10,901.97-15,044.55-6,425.91

Finding the Fourth Proportional to 10,901.97, 15,044.55 and 6,425.91

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Solution

The fourth proportional to 10,901.97, 15,044.55 and 6,425.91 is: 8,867.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,901.97 : 15,044.55 = 6,425.91 : x
  2. Step 2: Convert to fraction form
    10,901.97/15,044.55 = 6,425.91/x
  3. Step 3: Cross multiply
    10,901.97x = 15,044.55 × 6,425.91
  4. Step 4: Simplify right side
    10,901.97x = 96,674,924.29
  5. Step 5: Solve for x
    x = 96,674,924.29/10,901.97
  6. Step 6: Final answer
    x = 8,867.66

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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.