Home / 3,746.43-5,170.28-2,254.82

Finding the Fourth Proportional to 3,746.43, 5,170.28 and 2,254.82

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Solution

The fourth proportional to 3,746.43, 5,170.28 and 2,254.82 is: 3,111.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.43 : 5,170.28 = 2,254.82 : x
  2. Step 2: Convert to fraction form
    3,746.43/5,170.28 = 2,254.82/x
  3. Step 3: Cross multiply
    3,746.43x = 5,170.28 × 2,254.82
  4. Step 4: Simplify right side
    3,746.43x = 11,658,013.62
  5. Step 5: Solve for x
    x = 11,658,013.62/3,746.43
  6. Step 6: Final answer
    x = 3,111.77

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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.