Home / 11,685.42-17,514.15-6,934.92

Finding the Fourth Proportional to 11,685.42, 17,514.15 and 6,934.92

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Solution

The fourth proportional to 11,685.42, 17,514.15 and 6,934.92 is: 10,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,685.42 : 17,514.15 = 6,934.92 : x
  2. Step 2: Convert to fraction form
    11,685.42/17,514.15 = 6,934.92/x
  3. Step 3: Cross multiply
    11,685.42x = 17,514.15 × 6,934.92
  4. Step 4: Simplify right side
    11,685.42x = 121,459,141.55
  5. Step 5: Solve for x
    x = 121,459,141.55/11,685.42
  6. Step 6: Final answer
    x = 10,394.08

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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.