Home / 2,481.02-3,423.79-1,377.02

Finding the Fourth Proportional to 2,481.02, 3,423.79 and 1,377.02

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Solution

The fourth proportional to 2,481.02, 3,423.79 and 1,377.02 is: 1,900.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481.02 : 3,423.79 = 1,377.02 : x
  2. Step 2: Convert to fraction form
    2,481.02/3,423.79 = 1,377.02/x
  3. Step 3: Cross multiply
    2,481.02x = 3,423.79 × 1,377.02
  4. Step 4: Simplify right side
    2,481.02x = 4,714,627.31
  5. Step 5: Solve for x
    x = 4,714,627.31/2,481.02
  6. Step 6: Final answer
    x = 1,900.28

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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.