Home / 12,248.28-18,367.16-3,925.53

Finding the Fourth Proportional to 12,248.28, 18,367.16 and 3,925.53

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Solution

The fourth proportional to 12,248.28, 18,367.16 and 3,925.53 is: 5,886.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248.28 : 18,367.16 = 3,925.53 : x
  2. Step 2: Convert to fraction form
    12,248.28/18,367.16 = 3,925.53/x
  3. Step 3: Cross multiply
    12,248.28x = 18,367.16 × 3,925.53
  4. Step 4: Simplify right side
    12,248.28x = 72,100,817.97
  5. Step 5: Solve for x
    x = 72,100,817.97/12,248.28
  6. Step 6: Final answer
    x = 5,886.61

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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.