Home / 3,440.22-5,161.95-1,248.36

Finding the Fourth Proportional to 3,440.22, 5,161.95 and 1,248.36

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Solution

The fourth proportional to 3,440.22, 5,161.95 and 1,248.36 is: 1,873.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.22 : 5,161.95 = 1,248.36 : x
  2. Step 2: Convert to fraction form
    3,440.22/5,161.95 = 1,248.36/x
  3. Step 3: Cross multiply
    3,440.22x = 5,161.95 × 1,248.36
  4. Step 4: Simplify right side
    3,440.22x = 6,443,971.90
  5. Step 5: Solve for x
    x = 6,443,971.90/3,440.22
  6. Step 6: Final answer
    x = 1,873.13

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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.