Home / 12,250.91-16,909.26-6,948.83

Finding the Fourth Proportional to 12,250.91, 16,909.26 and 6,948.83

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Solution

The fourth proportional to 12,250.91, 16,909.26 and 6,948.83 is: 9,591.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,250.91 : 16,909.26 = 6,948.83 : x
  2. Step 2: Convert to fraction form
    12,250.91/16,909.26 = 6,948.83/x
  3. Step 3: Cross multiply
    12,250.91x = 16,909.26 × 6,948.83
  4. Step 4: Simplify right side
    12,250.91x = 117,499,573.17
  5. Step 5: Solve for x
    x = 117,499,573.17/12,250.91
  6. Step 6: Final answer
    x = 9,591.09

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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.