Home / 2,445.57-3,371.81-2,041.97

Finding the Fourth Proportional to 2,445.57, 3,371.81 and 2,041.97

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Solution

The fourth proportional to 2,445.57, 3,371.81 and 2,041.97 is: 2,815.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445.57 : 3,371.81 = 2,041.97 : x
  2. Step 2: Convert to fraction form
    2,445.57/3,371.81 = 2,041.97/x
  3. Step 3: Cross multiply
    2,445.57x = 3,371.81 × 2,041.97
  4. Step 4: Simplify right side
    2,445.57x = 6,885,107.80
  5. Step 5: Solve for x
    x = 6,885,107.80/2,445.57
  6. Step 6: Final answer
    x = 2,815.34

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Why These Related Problems?

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