Home / 3,743.10-5,163.57-2,565.30

Finding the Fourth Proportional to 3,743.10, 5,163.57 and 2,565.30

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Solution

The fourth proportional to 3,743.10, 5,163.57 and 2,565.30 is: 3,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.10 : 5,163.57 = 2,565.30 : x
  2. Step 2: Convert to fraction form
    3,743.10/5,163.57 = 2,565.30/x
  3. Step 3: Cross multiply
    3,743.10x = 5,163.57 × 2,565.30
  4. Step 4: Simplify right side
    3,743.10x = 13,246,106.12
  5. Step 5: Solve for x
    x = 13,246,106.12/3,743.10
  6. Step 6: Final answer
    x = 3,538.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.