Home / 3,442.62-5,140.59-2,703.90

Finding the Fourth Proportional to 3,442.62, 5,140.59 and 2,703.90

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Solution

The fourth proportional to 3,442.62, 5,140.59 and 2,703.90 is: 4,037.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.62 : 5,140.59 = 2,703.90 : x
  2. Step 2: Convert to fraction form
    3,442.62/5,140.59 = 2,703.90/x
  3. Step 3: Cross multiply
    3,442.62x = 5,140.59 × 2,703.90
  4. Step 4: Simplify right side
    3,442.62x = 13,899,641.30
  5. Step 5: Solve for x
    x = 13,899,641.30/3,442.62
  6. Step 6: Final answer
    x = 4,037.52

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.