Home / 8,502.22-12,753.36-2,579.16

Finding the Fourth Proportional to 8,502.22, 12,753.36 and 2,579.16

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Solution

The fourth proportional to 8,502.22, 12,753.36 and 2,579.16 is: 3,868.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.22 : 12,753.36 = 2,579.16 : x
  2. Step 2: Convert to fraction form
    8,502.22/12,753.36 = 2,579.16/x
  3. Step 3: Cross multiply
    8,502.22x = 12,753.36 × 2,579.16
  4. Step 4: Simplify right side
    8,502.22x = 32,892,936.90
  5. Step 5: Solve for x
    x = 32,892,936.90/8,502.22
  6. Step 6: Final answer
    x = 3,868.75

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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.