Home / 7,375.80-10,178.22-4,581.24

Finding the Fourth Proportional to 7,375.80, 10,178.22 and 4,581.24

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Solution

The fourth proportional to 7,375.80, 10,178.22 and 4,581.24 is: 6,321.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,375.80 : 10,178.22 = 4,581.24 : x
  2. Step 2: Convert to fraction form
    7,375.80/10,178.22 = 4,581.24/x
  3. Step 3: Cross multiply
    7,375.80x = 10,178.22 × 4,581.24
  4. Step 4: Simplify right side
    7,375.80x = 46,628,868.59
  5. Step 5: Solve for x
    x = 46,628,868.59/7,375.80
  6. Step 6: Final answer
    x = 6,321.87

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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.