Home / 2,140.16-3,204.76-1,481.13

Finding the Fourth Proportional to 2,140.16, 3,204.76 and 1,481.13

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Solution

The fourth proportional to 2,140.16, 3,204.76 and 1,481.13 is: 2,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,140.16 : 3,204.76 = 1,481.13 : x
  2. Step 2: Convert to fraction form
    2,140.16/3,204.76 = 1,481.13/x
  3. Step 3: Cross multiply
    2,140.16x = 3,204.76 × 1,481.13
  4. Step 4: Simplify right side
    2,140.16x = 4,746,663.72
  5. Step 5: Solve for x
    x = 4,746,663.72/2,140.16
  6. Step 6: Final answer
    x = 2,217.90

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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.