Home / 8,575.29-12,862.76-2,731.77

Finding the Fourth Proportional to 8,575.29, 12,862.76 and 2,731.77

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Solution

The fourth proportional to 8,575.29, 12,862.76 and 2,731.77 is: 4,097.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.29 : 12,862.76 = 2,731.77 : x
  2. Step 2: Convert to fraction form
    8,575.29/12,862.76 = 2,731.77/x
  3. Step 3: Cross multiply
    8,575.29x = 12,862.76 × 2,731.77
  4. Step 4: Simplify right side
    8,575.29x = 35,138,088.23
  5. Step 5: Solve for x
    x = 35,138,088.23/8,575.29
  6. Step 6: Final answer
    x = 4,097.60

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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.