Home / 10,264.22-15,397.32-4,719.11

Finding the Fourth Proportional to 10,264.22, 15,397.32 and 4,719.11

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Solution

The fourth proportional to 10,264.22, 15,397.32 and 4,719.11 is: 7,079.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,264.22 : 15,397.32 = 4,719.11 : x
  2. Step 2: Convert to fraction form
    10,264.22/15,397.32 = 4,719.11/x
  3. Step 3: Cross multiply
    10,264.22x = 15,397.32 × 4,719.11
  4. Step 4: Simplify right side
    10,264.22x = 72,661,634.29
  5. Step 5: Solve for x
    x = 72,661,634.29/10,264.22
  6. Step 6: Final answer
    x = 7,079.12

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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.