Home / 3,708.62-5,565.09-1,400.30

Finding the Fourth Proportional to 3,708.62, 5,565.09 and 1,400.30

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Solution

The fourth proportional to 3,708.62, 5,565.09 and 1,400.30 is: 2,101.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.62 : 5,565.09 = 1,400.30 : x
  2. Step 2: Convert to fraction form
    3,708.62/5,565.09 = 1,400.30/x
  3. Step 3: Cross multiply
    3,708.62x = 5,565.09 × 1,400.30
  4. Step 4: Simplify right side
    3,708.62x = 7,792,795.53
  5. Step 5: Solve for x
    x = 7,792,795.53/3,708.62
  6. Step 6: Final answer
    x = 2,101.27

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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.