Home / 4,822.48-7,223.40-3,257.20

Finding the Fourth Proportional to 4,822.48, 7,223.40 and 3,257.20

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Solution

The fourth proportional to 4,822.48, 7,223.40 and 3,257.20 is: 4,878.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.48 : 7,223.40 = 3,257.20 : x
  2. Step 2: Convert to fraction form
    4,822.48/7,223.40 = 3,257.20/x
  3. Step 3: Cross multiply
    4,822.48x = 7,223.40 × 3,257.20
  4. Step 4: Simplify right side
    4,822.48x = 23,528,058.48
  5. Step 5: Solve for x
    x = 23,528,058.48/4,822.48
  6. Step 6: Final answer
    x = 4,878.83

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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.