Home / 10,768.88-16,146.36-5,144.24

Finding the Fourth Proportional to 10,768.88, 16,146.36 and 5,144.24

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Solution

The fourth proportional to 10,768.88, 16,146.36 and 5,144.24 is: 7,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,768.88 : 16,146.36 = 5,144.24 : x
  2. Step 2: Convert to fraction form
    10,768.88/16,146.36 = 5,144.24/x
  3. Step 3: Cross multiply
    10,768.88x = 16,146.36 × 5,144.24
  4. Step 4: Simplify right side
    10,768.88x = 83,060,750.97
  5. Step 5: Solve for x
    x = 83,060,750.97/10,768.88
  6. Step 6: Final answer
    x = 7,713.04

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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.