Home / 3,424.90-4,728.40-2,248.02

Finding the Fourth Proportional to 3,424.90, 4,728.40 and 2,248.02

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Solution

The fourth proportional to 3,424.90, 4,728.40 and 2,248.02 is: 3,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424.90 : 4,728.40 = 2,248.02 : x
  2. Step 2: Convert to fraction form
    3,424.90/4,728.40 = 2,248.02/x
  3. Step 3: Cross multiply
    3,424.90x = 4,728.40 × 2,248.02
  4. Step 4: Simplify right side
    3,424.90x = 10,629,537.77
  5. Step 5: Solve for x
    x = 10,629,537.77/3,424.90
  6. Step 6: Final answer
    x = 3,103.61

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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.