Home / 3,425.32-5,135.82-1,476.52

Finding the Fourth Proportional to 3,425.32, 5,135.82 and 1,476.52

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Solution

The fourth proportional to 3,425.32, 5,135.82 and 1,476.52 is: 2,213.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.32 : 5,135.82 = 1,476.52 : x
  2. Step 2: Convert to fraction form
    3,425.32/5,135.82 = 1,476.52/x
  3. Step 3: Cross multiply
    3,425.32x = 5,135.82 × 1,476.52
  4. Step 4: Simplify right side
    3,425.32x = 7,583,140.95
  5. Step 5: Solve for x
    x = 7,583,140.95/3,425.32
  6. Step 6: Final answer
    x = 2,213.85

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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.