Home / 3,442.74-5,160.61-1,359.88

Finding the Fourth Proportional to 3,442.74, 5,160.61 and 1,359.88

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Solution

The fourth proportional to 3,442.74, 5,160.61 and 1,359.88 is: 2,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442.74 : 5,160.61 = 1,359.88 : x
  2. Step 2: Convert to fraction form
    3,442.74/5,160.61 = 1,359.88/x
  3. Step 3: Cross multiply
    3,442.74x = 5,160.61 × 1,359.88
  4. Step 4: Simplify right side
    3,442.74x = 7,017,810.33
  5. Step 5: Solve for x
    x = 7,017,810.33/3,442.74
  6. Step 6: Final answer
    x = 2,038.44

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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.