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Finding the Fourth Proportional to 10,841.16, 14,959.98 and 6,125.88

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Solution

The fourth proportional to 10,841.16, 14,959.98 and 6,125.88 is: 8,453.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.16 : 14,959.98 = 6,125.88 : x
  2. Step 2: Convert to fraction form
    10,841.16/14,959.98 = 6,125.88/x
  3. Step 3: Cross multiply
    10,841.16x = 14,959.98 × 6,125.88
  4. Step 4: Simplify right side
    10,841.16x = 91,643,042.28
  5. Step 5: Solve for x
    x = 91,643,042.28/10,841.16
  6. Step 6: Final answer
    x = 8,453.25

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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.