Home / 3,789.11-5,686.00-2,400.57

Finding the Fourth Proportional to 3,789.11, 5,686.00 and 2,400.57

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Solution

The fourth proportional to 3,789.11, 5,686.00 and 2,400.57 is: 3,602.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789.11 : 5,686.00 = 2,400.57 : x
  2. Step 2: Convert to fraction form
    3,789.11/5,686.00 = 2,400.57/x
  3. Step 3: Cross multiply
    3,789.11x = 5,686.00 × 2,400.57
  4. Step 4: Simplify right side
    3,789.11x = 13,649,635.02
  5. Step 5: Solve for x
    x = 13,649,635.02/3,789.11
  6. Step 6: Final answer
    x = 3,602.33

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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.