Home / 10,264.74-15,367.12-9,279.83

Finding the Fourth Proportional to 10,264.74, 15,367.12 and 9,279.83

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Solution

The fourth proportional to 10,264.74, 15,367.12 and 9,279.83 is: 13,892.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.74 : 15,367.12 = 9,279.83 : x
  2. Step 2: Convert to fraction form
    10,264.74/15,367.12 = 9,279.83/x
  3. Step 3: Cross multiply
    10,264.74x = 15,367.12 × 9,279.83
  4. Step 4: Simplify right side
    10,264.74x = 142,604,261.19
  5. Step 5: Solve for x
    x = 142,604,261.19/10,264.74
  6. Step 6: Final answer
    x = 13,892.63

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1.5x scale

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.