Home / 5,257.74-7,883.28-2,480.52

Finding the Fourth Proportional to 5,257.74, 7,883.28 and 2,480.52

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Solution

The fourth proportional to 5,257.74, 7,883.28 and 2,480.52 is: 3,719.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.74 : 7,883.28 = 2,480.52 : x
  2. Step 2: Convert to fraction form
    5,257.74/7,883.28 = 2,480.52/x
  3. Step 3: Cross multiply
    5,257.74x = 7,883.28 × 2,480.52
  4. Step 4: Simplify right side
    5,257.74x = 19,554,633.71
  5. Step 5: Solve for x
    x = 19,554,633.71/5,257.74
  6. Step 6: Final answer
    x = 3,719.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.