Home / 5,375.52-7,417.82-3,018.02

Finding the Fourth Proportional to 5,375.52, 7,417.82 and 3,018.02

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Solution

The fourth proportional to 5,375.52, 7,417.82 and 3,018.02 is: 4,164.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.52 : 7,417.82 = 3,018.02 : x
  2. Step 2: Convert to fraction form
    5,375.52/7,417.82 = 3,018.02/x
  3. Step 3: Cross multiply
    5,375.52x = 7,417.82 × 3,018.02
  4. Step 4: Simplify right side
    5,375.52x = 22,387,129.12
  5. Step 5: Solve for x
    x = 22,387,129.12/5,375.52
  6. Step 6: Final answer
    x = 4,164.64

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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.