Home / 12,248.38-16,902.88-6,659.50

Finding the Fourth Proportional to 12,248.38, 16,902.88 and 6,659.50

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Solution

The fourth proportional to 12,248.38, 16,902.88 and 6,659.50 is: 9,190.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.38 : 16,902.88 = 6,659.50 : x
  2. Step 2: Convert to fraction form
    12,248.38/16,902.88 = 6,659.50/x
  3. Step 3: Cross multiply
    12,248.38x = 16,902.88 × 6,659.50
  4. Step 4: Simplify right side
    12,248.38x = 112,564,729.36
  5. Step 5: Solve for x
    x = 112,564,729.36/12,248.38
  6. Step 6: Final answer
    x = 9,190.17

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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.