Home / 7,286.20-10,057.44-4,301.80

Finding the Fourth Proportional to 7,286.20, 10,057.44 and 4,301.80

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Solution

The fourth proportional to 7,286.20, 10,057.44 and 4,301.80 is: 5,937.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,286.20 : 10,057.44 = 4,301.80 : x
  2. Step 2: Convert to fraction form
    7,286.20/10,057.44 = 4,301.80/x
  3. Step 3: Cross multiply
    7,286.20x = 10,057.44 × 4,301.80
  4. Step 4: Simplify right side
    7,286.20x = 43,265,095.39
  5. Step 5: Solve for x
    x = 43,265,095.39/7,286.20
  6. Step 6: Final answer
    x = 5,937.95

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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.