Home / 8,493.92-12,742.18-2,651

Finding the Fourth Proportional to 8,493.92, 12,742.18 and 2,651

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Solution

The fourth proportional to 8,493.92, 12,742.18 and 2,651 is: 3,976.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493.92 : 12,742.18 = 2,651 : x
  2. Step 2: Convert to fraction form
    8,493.92/12,742.18 = 2,651/x
  3. Step 3: Cross multiply
    8,493.92x = 12,742.18 × 2,651
  4. Step 4: Simplify right side
    8,493.92x = 33,779,519.18
  5. Step 5: Solve for x
    x = 33,779,519.18/8,493.92
  6. Step 6: Final answer
    x = 3,976.91

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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.