Home / 9,559.16-13,198-5,979.53

Finding the Fourth Proportional to 9,559.16, 13,198 and 5,979.53

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Solution

The fourth proportional to 9,559.16, 13,198 and 5,979.53 is: 8,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.16 : 13,198 = 5,979.53 : x
  2. Step 2: Convert to fraction form
    9,559.16/13,198 = 5,979.53/x
  3. Step 3: Cross multiply
    9,559.16x = 13,198 × 5,979.53
  4. Step 4: Simplify right side
    9,559.16x = 78,917,836.94
  5. Step 5: Solve for x
    x = 78,917,836.94/9,559.16
  6. Step 6: Final answer
    x = 8,255.73

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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.