Home / 3,746.95-5,170.44-2,174.89

Finding the Fourth Proportional to 3,746.95, 5,170.44 and 2,174.89

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Solution

The fourth proportional to 3,746.95, 5,170.44 and 2,174.89 is: 3,001.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.95 : 5,170.44 = 2,174.89 : x
  2. Step 2: Convert to fraction form
    3,746.95/5,170.44 = 2,174.89/x
  3. Step 3: Cross multiply
    3,746.95x = 5,170.44 × 2,174.89
  4. Step 4: Simplify right side
    3,746.95x = 11,245,138.25
  5. Step 5: Solve for x
    x = 11,245,138.25/3,746.95
  6. Step 6: Final answer
    x = 3,001.14

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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.