Home / 9,324.72-13,990.32-4,134.24

Finding the Fourth Proportional to 9,324.72, 13,990.32 and 4,134.24

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Solution

The fourth proportional to 9,324.72, 13,990.32 and 4,134.24 is: 6,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.72 : 13,990.32 = 4,134.24 : x
  2. Step 2: Convert to fraction form
    9,324.72/13,990.32 = 4,134.24/x
  3. Step 3: Cross multiply
    9,324.72x = 13,990.32 × 4,134.24
  4. Step 4: Simplify right side
    9,324.72x = 57,839,340.56
  5. Step 5: Solve for x
    x = 57,839,340.56/9,324.72
  6. Step 6: Final answer
    x = 6,202.80

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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.