Home / 11,559.12-15,951.54-6,253.92

Finding the Fourth Proportional to 11,559.12, 15,951.54 and 6,253.92

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Solution

The fourth proportional to 11,559.12, 15,951.54 and 6,253.92 is: 8,630.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,559.12 : 15,951.54 = 6,253.92 : x
  2. Step 2: Convert to fraction form
    11,559.12/15,951.54 = 6,253.92/x
  3. Step 3: Cross multiply
    11,559.12x = 15,951.54 × 6,253.92
  4. Step 4: Simplify right side
    11,559.12x = 99,759,655.04
  5. Step 5: Solve for x
    x = 99,759,655.04/11,559.12
  6. Step 6: Final answer
    x = 8,630.38

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Half 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.