Home / 8,342.72-12,514.08-2,497.76

Finding the Fourth Proportional to 8,342.72, 12,514.08 and 2,497.76

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Solution

The fourth proportional to 8,342.72, 12,514.08 and 2,497.76 is: 3,746.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,342.72 : 12,514.08 = 2,497.76 : x
  2. Step 2: Convert to fraction form
    8,342.72/12,514.08 = 2,497.76/x
  3. Step 3: Cross multiply
    8,342.72x = 12,514.08 × 2,497.76
  4. Step 4: Simplify right side
    8,342.72x = 31,257,168.46
  5. Step 5: Solve for x
    x = 31,257,168.46/8,342.72
  6. Step 6: Final answer
    x = 3,746.64

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Similar ratio
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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.