Home / 9,158.29-13,738.80-3,316.27

Finding the Fourth Proportional to 9,158.29, 13,738.80 and 3,316.27

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Solution

The fourth proportional to 9,158.29, 13,738.80 and 3,316.27 is: 4,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,158.29 : 13,738.80 = 3,316.27 : x
  2. Step 2: Convert to fraction form
    9,158.29/13,738.80 = 3,316.27/x
  3. Step 3: Cross multiply
    9,158.29x = 13,738.80 × 3,316.27
  4. Step 4: Simplify right side
    9,158.29x = 45,561,535.93
  5. Step 5: Solve for x
    x = 45,561,535.93/9,158.29
  6. Step 6: Final answer
    x = 4,974.90

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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.