Home / 3,740.07-5,608.24-1,399.68

Finding the Fourth Proportional to 3,740.07, 5,608.24 and 1,399.68

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Solution

The fourth proportional to 3,740.07, 5,608.24 and 1,399.68 is: 2,098.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.07 : 5,608.24 = 1,399.68 : x
  2. Step 2: Convert to fraction form
    3,740.07/5,608.24 = 1,399.68/x
  3. Step 3: Cross multiply
    3,740.07x = 5,608.24 × 1,399.68
  4. Step 4: Simplify right side
    3,740.07x = 7,849,737.86
  5. Step 5: Solve for x
    x = 7,849,737.86/3,740.07
  6. Step 6: Final answer
    x = 2,098.82

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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.