Home / 5,375.44-7,418.24-3,017.76

Finding the Fourth Proportional to 5,375.44, 7,418.24 and 3,017.76

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Solution

The fourth proportional to 5,375.44, 7,418.24 and 3,017.76 is: 4,164.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.44 : 7,418.24 = 3,017.76 : x
  2. Step 2: Convert to fraction form
    5,375.44/7,418.24 = 3,017.76/x
  3. Step 3: Cross multiply
    5,375.44x = 7,418.24 × 3,017.76
  4. Step 4: Simplify right side
    5,375.44x = 22,386,467.94
  5. Step 5: Solve for x
    x = 22,386,467.94/5,375.44
  6. Step 6: Final answer
    x = 4,164.58

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1.5x scale

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.