Home / 7,512.23-11,244.78-5,158.49

Finding the Fourth Proportional to 7,512.23, 11,244.78 and 5,158.49

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Solution

The fourth proportional to 7,512.23, 11,244.78 and 5,158.49 is: 7,721.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,512.23 : 11,244.78 = 5,158.49 : x
  2. Step 2: Convert to fraction form
    7,512.23/11,244.78 = 5,158.49/x
  3. Step 3: Cross multiply
    7,512.23x = 11,244.78 × 5,158.49
  4. Step 4: Simplify right side
    7,512.23x = 58,006,028.96
  5. Step 5: Solve for x
    x = 58,006,028.96/7,512.23
  6. Step 6: Final answer
    x = 7,721.54

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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.