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Finding the Fourth Proportional to 5,502.87, 8,254.77 and 1,805.08

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Solution

The fourth proportional to 5,502.87, 8,254.77 and 1,805.08 is: 2,707.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502.87 : 8,254.77 = 1,805.08 : x
  2. Step 2: Convert to fraction form
    5,502.87/8,254.77 = 1,805.08/x
  3. Step 3: Cross multiply
    5,502.87x = 8,254.77 × 1,805.08
  4. Step 4: Simplify right side
    5,502.87x = 14,900,520.23
  5. Step 5: Solve for x
    x = 14,900,520.23/5,502.87
  6. Step 6: Final answer
    x = 2,707.77

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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.