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Finding the Fourth Proportional to 3,707.66, 5,559.45 and 1,517.93

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Solution

The fourth proportional to 3,707.66, 5,559.45 and 1,517.93 is: 2,276.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,707.66 : 5,559.45 = 1,517.93 : x
  2. Step 2: Convert to fraction form
    3,707.66/5,559.45 = 1,517.93/x
  3. Step 3: Cross multiply
    3,707.66x = 5,559.45 × 1,517.93
  4. Step 4: Simplify right side
    3,707.66x = 8,438,855.94
  5. Step 5: Solve for x
    x = 8,438,855.94/3,707.66
  6. Step 6: Final answer
    x = 2,276.06

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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.