Home / 8,575.10-12,861.45-2,732.30

Finding the Fourth Proportional to 8,575.10, 12,861.45 and 2,732.30

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Solution

The fourth proportional to 8,575.10, 12,861.45 and 2,732.30 is: 4,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575.10 : 12,861.45 = 2,732.30 : x
  2. Step 2: Convert to fraction form
    8,575.10/12,861.45 = 2,732.30/x
  3. Step 3: Cross multiply
    8,575.10x = 12,861.45 × 2,732.30
  4. Step 4: Simplify right side
    8,575.10x = 35,141,339.84
  5. Step 5: Solve for x
    x = 35,141,339.84/8,575.10
  6. Step 6: Final answer
    x = 4,098.07

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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.