Home / 9,170.16-13,753.09-2,930.73

Finding the Fourth Proportional to 9,170.16, 13,753.09 and 2,930.73

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Solution

The fourth proportional to 9,170.16, 13,753.09 and 2,930.73 is: 4,395.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,170.16 : 13,753.09 = 2,930.73 : x
  2. Step 2: Convert to fraction form
    9,170.16/13,753.09 = 2,930.73/x
  3. Step 3: Cross multiply
    9,170.16x = 13,753.09 × 2,930.73
  4. Step 4: Simplify right side
    9,170.16x = 40,306,593.46
  5. Step 5: Solve for x
    x = 40,306,593.46/9,170.16
  6. Step 6: Final answer
    x = 4,395.41

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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.