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Finding the Fourth Proportional to 5,502.65, 8,253.16 and 1,807.83

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Solution

The fourth proportional to 5,502.65, 8,253.16 and 1,807.83 is: 2,711.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.65 : 8,253.16 = 1,807.83 : x
  2. Step 2: Convert to fraction form
    5,502.65/8,253.16 = 1,807.83/x
  3. Step 3: Cross multiply
    5,502.65x = 8,253.16 × 1,807.83
  4. Step 4: Simplify right side
    5,502.65x = 14,920,305.72
  5. Step 5: Solve for x
    x = 14,920,305.72/5,502.65
  6. Step 6: Final answer
    x = 2,711.48

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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.