Home / 2,221.28-3,063.33-1,514.18

Finding the Fourth Proportional to 2,221.28, 3,063.33 and 1,514.18

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Solution

The fourth proportional to 2,221.28, 3,063.33 and 1,514.18 is: 2,088.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221.28 : 3,063.33 = 1,514.18 : x
  2. Step 2: Convert to fraction form
    2,221.28/3,063.33 = 1,514.18/x
  3. Step 3: Cross multiply
    2,221.28x = 3,063.33 × 1,514.18
  4. Step 4: Simplify right side
    2,221.28x = 4,638,433.02
  5. Step 5: Solve for x
    x = 4,638,433.02/2,221.28
  6. Step 6: Final answer
    x = 2,088.18

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.