Home / 3,766.31-5,651.18-1,686.14

Finding the Fourth Proportional to 3,766.31, 5,651.18 and 1,686.14

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Solution

The fourth proportional to 3,766.31, 5,651.18 and 1,686.14 is: 2,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.31 : 5,651.18 = 1,686.14 : x
  2. Step 2: Convert to fraction form
    3,766.31/5,651.18 = 1,686.14/x
  3. Step 3: Cross multiply
    3,766.31x = 5,651.18 × 1,686.14
  4. Step 4: Simplify right side
    3,766.31x = 9,528,680.65
  5. Step 5: Solve for x
    x = 9,528,680.65/3,766.31
  6. Step 6: Final answer
    x = 2,529.98

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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.