Home / 2,743.10-4,114.65-2,008.70

Finding the Fourth Proportional to 2,743.10, 4,114.65 and 2,008.70

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Solution

The fourth proportional to 2,743.10, 4,114.65 and 2,008.70 is: 3,013.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,743.10 : 4,114.65 = 2,008.70 : x
  2. Step 2: Convert to fraction form
    2,743.10/4,114.65 = 2,008.70/x
  3. Step 3: Cross multiply
    2,743.10x = 4,114.65 × 2,008.70
  4. Step 4: Simplify right side
    2,743.10x = 8,265,097.46
  5. Step 5: Solve for x
    x = 8,265,097.46/2,743.10
  6. Step 6: Final answer
    x = 3,013.05

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Why These Related Problems?

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