Home / 5,200.31-7,790.15-2,423.16

Finding the Fourth Proportional to 5,200.31, 7,790.15 and 2,423.16

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Solution

The fourth proportional to 5,200.31, 7,790.15 and 2,423.16 is: 3,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,200.31 : 7,790.15 = 2,423.16 : x
  2. Step 2: Convert to fraction form
    5,200.31/7,790.15 = 2,423.16/x
  3. Step 3: Cross multiply
    5,200.31x = 7,790.15 × 2,423.16
  4. Step 4: Simplify right side
    5,200.31x = 18,876,785.93
  5. Step 5: Solve for x
    x = 18,876,785.93/5,200.31
  6. Step 6: Final answer
    x = 3,629.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.