Home / 11,679.08-16,117.38-6,711.08

Finding the Fourth Proportional to 11,679.08, 16,117.38 and 6,711.08

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Solution

The fourth proportional to 11,679.08, 16,117.38 and 6,711.08 is: 9,261.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,679.08 : 16,117.38 = 6,711.08 : x
  2. Step 2: Convert to fraction form
    11,679.08/16,117.38 = 6,711.08/x
  3. Step 3: Cross multiply
    11,679.08x = 16,117.38 × 6,711.08
  4. Step 4: Simplify right side
    11,679.08x = 108,165,026.57
  5. Step 5: Solve for x
    x = 108,165,026.57/11,679.08
  6. Step 6: Final answer
    x = 9,261.43

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Half scale
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Double scale
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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.