Home / 5,257.53-7,255.37-2,867.46

Finding the Fourth Proportional to 5,257.53, 7,255.37 and 2,867.46

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Solution

The fourth proportional to 5,257.53, 7,255.37 and 2,867.46 is: 3,957.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.53 : 7,255.37 = 2,867.46 : x
  2. Step 2: Convert to fraction form
    5,257.53/7,255.37 = 2,867.46/x
  3. Step 3: Cross multiply
    5,257.53x = 7,255.37 × 2,867.46
  4. Step 4: Simplify right side
    5,257.53x = 20,804,471.53
  5. Step 5: Solve for x
    x = 20,804,471.53/5,257.53
  6. Step 6: Final answer
    x = 3,957.08

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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.