Home / 9,561.68-13,195.52-5,312.73

Finding the Fourth Proportional to 9,561.68, 13,195.52 and 5,312.73

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Solution

The fourth proportional to 9,561.68, 13,195.52 and 5,312.73 is: 7,331.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,561.68 : 13,195.52 = 5,312.73 : x
  2. Step 2: Convert to fraction form
    9,561.68/13,195.52 = 5,312.73/x
  3. Step 3: Cross multiply
    9,561.68x = 13,195.52 × 5,312.73
  4. Step 4: Simplify right side
    9,561.68x = 70,104,234.97
  5. Step 5: Solve for x
    x = 70,104,234.97/9,561.68
  6. Step 6: Final answer
    x = 7,331.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.