Home / 9,960.12-13,741.92-5,767.56

Finding the Fourth Proportional to 9,960.12, 13,741.92 and 5,767.56

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Solution

The fourth proportional to 9,960.12, 13,741.92 and 5,767.56 is: 7,957.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,960.12 : 13,741.92 = 5,767.56 : x
  2. Step 2: Convert to fraction form
    9,960.12/13,741.92 = 5,767.56/x
  3. Step 3: Cross multiply
    9,960.12x = 13,741.92 × 5,767.56
  4. Step 4: Simplify right side
    9,960.12x = 79,257,348.12
  5. Step 5: Solve for x
    x = 79,257,348.12/9,960.12
  6. Step 6: Final answer
    x = 7,957.47

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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.