Home / 10,726.80-16,088.28-2,934.96

Finding the Fourth Proportional to 10,726.80, 16,088.28 and 2,934.96

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Solution

The fourth proportional to 10,726.80, 16,088.28 and 2,934.96 is: 4,401.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,726.80 : 16,088.28 = 2,934.96 : x
  2. Step 2: Convert to fraction form
    10,726.80/16,088.28 = 2,934.96/x
  3. Step 3: Cross multiply
    10,726.80x = 16,088.28 × 2,934.96
  4. Step 4: Simplify right side
    10,726.80x = 47,218,458.27
  5. Step 5: Solve for x
    x = 47,218,458.27/10,726.80
  6. Step 6: Final answer
    x = 4,401.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.