Home / 2,248.33-3,378.48-1,209.10

Finding the Fourth Proportional to 2,248.33, 3,378.48 and 1,209.10

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Solution

The fourth proportional to 2,248.33, 3,378.48 and 1,209.10 is: 1,816.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,248.33 : 3,378.48 = 1,209.10 : x
  2. Step 2: Convert to fraction form
    2,248.33/3,378.48 = 1,209.10/x
  3. Step 3: Cross multiply
    2,248.33x = 3,378.48 × 1,209.10
  4. Step 4: Simplify right side
    2,248.33x = 4,084,920.17
  5. Step 5: Solve for x
    x = 4,084,920.17/2,248.33
  6. Step 6: Final answer
    x = 1,816.87

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