Home / 5,375.60-7,416.52-3,017.28

Finding the Fourth Proportional to 5,375.60, 7,416.52 and 3,017.28

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Solution

The fourth proportional to 5,375.60, 7,416.52 and 3,017.28 is: 4,162.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.60 : 7,416.52 = 3,017.28 : x
  2. Step 2: Convert to fraction form
    5,375.60/7,416.52 = 3,017.28/x
  3. Step 3: Cross multiply
    5,375.60x = 7,416.52 × 3,017.28
  4. Step 4: Simplify right side
    5,375.60x = 22,377,717.47
  5. Step 5: Solve for x
    x = 22,377,717.47/5,375.60
  6. Step 6: Final answer
    x = 4,162.83

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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.