Home / 5,184.30-7,772.09-2,066.61

Finding the Fourth Proportional to 5,184.30, 7,772.09 and 2,066.61

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Solution

The fourth proportional to 5,184.30, 7,772.09 and 2,066.61 is: 3,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,184.30 : 7,772.09 = 2,066.61 : x
  2. Step 2: Convert to fraction form
    5,184.30/7,772.09 = 2,066.61/x
  3. Step 3: Cross multiply
    5,184.30x = 7,772.09 × 2,066.61
  4. Step 4: Simplify right side
    5,184.30x = 16,061,878.91
  5. Step 5: Solve for x
    x = 16,061,878.91/5,184.30
  6. Step 6: Final answer
    x = 3,098.18

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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.