Home / 9,230.43-13,839.36-5,286.15

Finding the Fourth Proportional to 9,230.43, 13,839.36 and 5,286.15

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Solution

The fourth proportional to 9,230.43, 13,839.36 and 5,286.15 is: 7,925.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,230.43 : 13,839.36 = 5,286.15 : x
  2. Step 2: Convert to fraction form
    9,230.43/13,839.36 = 5,286.15/x
  3. Step 3: Cross multiply
    9,230.43x = 13,839.36 × 5,286.15
  4. Step 4: Simplify right side
    9,230.43x = 73,156,932.86
  5. Step 5: Solve for x
    x = 73,156,932.86/9,230.43
  6. Step 6: Final answer
    x = 7,925.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.