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Finding the Fourth Proportional to 3,708.68, 5,562.99 and 1,488.51

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Solution

The fourth proportional to 3,708.68, 5,562.99 and 1,488.51 is: 2,232.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.68 : 5,562.99 = 1,488.51 : x
  2. Step 2: Convert to fraction form
    3,708.68/5,562.99 = 1,488.51/x
  3. Step 3: Cross multiply
    3,708.68x = 5,562.99 × 1,488.51
  4. Step 4: Simplify right side
    3,708.68x = 8,280,566.24
  5. Step 5: Solve for x
    x = 8,280,566.24/3,708.68
  6. Step 6: Final answer
    x = 2,232.76

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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.