Home / 12,257.75-16,913.18-6,951.17

Finding the Fourth Proportional to 12,257.75, 16,913.18 and 6,951.17

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Solution

The fourth proportional to 12,257.75, 16,913.18 and 6,951.17 is: 9,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,257.75 : 16,913.18 = 6,951.17 : x
  2. Step 2: Convert to fraction form
    12,257.75/16,913.18 = 6,951.17/x
  3. Step 3: Cross multiply
    12,257.75x = 16,913.18 × 6,951.17
  4. Step 4: Simplify right side
    12,257.75x = 117,566,322.23
  5. Step 5: Solve for x
    x = 117,566,322.23/12,257.75
  6. Step 6: Final answer
    x = 9,591.19

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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.