Home / 2,802.41-4,203.32-1,242.44

Finding the Fourth Proportional to 2,802.41, 4,203.32 and 1,242.44

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Solution

The fourth proportional to 2,802.41, 4,203.32 and 1,242.44 is: 1,863.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,802.41 : 4,203.32 = 1,242.44 : x
  2. Step 2: Convert to fraction form
    2,802.41/4,203.32 = 1,242.44/x
  3. Step 3: Cross multiply
    2,802.41x = 4,203.32 × 1,242.44
  4. Step 4: Simplify right side
    2,802.41x = 5,222,372.90
  5. Step 5: Solve for x
    x = 5,222,372.90/2,802.41
  6. Step 6: Final answer
    x = 1,863.53

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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.