Home / 7,375.11-10,177.52-4,017.91

Finding the Fourth Proportional to 7,375.11, 10,177.52 and 4,017.91

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Solution

The fourth proportional to 7,375.11, 10,177.52 and 4,017.91 is: 5,544.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.11 : 10,177.52 = 4,017.91 : x
  2. Step 2: Convert to fraction form
    7,375.11/10,177.52 = 4,017.91/x
  3. Step 3: Cross multiply
    7,375.11x = 10,177.52 × 4,017.91
  4. Step 4: Simplify right side
    7,375.11x = 40,892,359.38
  5. Step 5: Solve for x
    x = 40,892,359.38/7,375.11
  6. Step 6: Final answer
    x = 5,544.64

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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.