Home / 3,733.30-5,150.24-2,988.32

Finding the Fourth Proportional to 3,733.30, 5,150.24 and 2,988.32

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Solution

The fourth proportional to 3,733.30, 5,150.24 and 2,988.32 is: 4,122.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.30 : 5,150.24 = 2,988.32 : x
  2. Step 2: Convert to fraction form
    3,733.30/5,150.24 = 2,988.32/x
  3. Step 3: Cross multiply
    3,733.30x = 5,150.24 × 2,988.32
  4. Step 4: Simplify right side
    3,733.30x = 15,390,565.20
  5. Step 5: Solve for x
    x = 15,390,565.20/3,733.30
  6. Step 6: Final answer
    x = 4,122.51

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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.