Home / 10,646.49-14,691.94-6,170.13

Finding the Fourth Proportional to 10,646.49, 14,691.94 and 6,170.13

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Solution

The fourth proportional to 10,646.49, 14,691.94 and 6,170.13 is: 8,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,646.49 : 14,691.94 = 6,170.13 : x
  2. Step 2: Convert to fraction form
    10,646.49/14,691.94 = 6,170.13/x
  3. Step 3: Cross multiply
    10,646.49x = 14,691.94 × 6,170.13
  4. Step 4: Simplify right side
    10,646.49x = 90,651,179.75
  5. Step 5: Solve for x
    x = 90,651,179.75/10,646.49
  6. Step 6: Final answer
    x = 8,514.65

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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.