Home / 8,575.08-12,863.16-2,731.92

Finding the Fourth Proportional to 8,575.08, 12,863.16 and 2,731.92

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Solution

The fourth proportional to 8,575.08, 12,863.16 and 2,731.92 is: 4,098.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.08 : 12,863.16 = 2,731.92 : x
  2. Step 2: Convert to fraction form
    8,575.08/12,863.16 = 2,731.92/x
  3. Step 3: Cross multiply
    8,575.08x = 12,863.16 × 2,731.92
  4. Step 4: Simplify right side
    8,575.08x = 35,141,124.07
  5. Step 5: Solve for x
    x = 35,141,124.07/8,575.08
  6. Step 6: Final answer
    x = 4,098.05

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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.