Home / 5,488.28-7,568.80-4,694.57

Finding the Fourth Proportional to 5,488.28, 7,568.80 and 4,694.57

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Solution

The fourth proportional to 5,488.28, 7,568.80 and 4,694.57 is: 6,474.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.28 : 7,568.80 = 4,694.57 : x
  2. Step 2: Convert to fraction form
    5,488.28/7,568.80 = 4,694.57/x
  3. Step 3: Cross multiply
    5,488.28x = 7,568.80 × 4,694.57
  4. Step 4: Simplify right side
    5,488.28x = 35,532,261.42
  5. Step 5: Solve for x
    x = 35,532,261.42/5,488.28
  6. Step 6: Final answer
    x = 6,474.21

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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.