Home / 8,475.28-11,696.18-5,117.43

Finding the Fourth Proportional to 8,475.28, 11,696.18 and 5,117.43

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Solution

The fourth proportional to 8,475.28, 11,696.18 and 5,117.43 is: 7,062.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,475.28 : 11,696.18 = 5,117.43 : x
  2. Step 2: Convert to fraction form
    8,475.28/11,696.18 = 5,117.43/x
  3. Step 3: Cross multiply
    8,475.28x = 11,696.18 × 5,117.43
  4. Step 4: Simplify right side
    8,475.28x = 59,854,382.42
  5. Step 5: Solve for x
    x = 59,854,382.42/8,475.28
  6. Step 6: Final answer
    x = 7,062.23

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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.