Home / 3,746.33-5,171.69-2,174.12

Finding the Fourth Proportional to 3,746.33, 5,171.69 and 2,174.12

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Solution

The fourth proportional to 3,746.33, 5,171.69 and 2,174.12 is: 3,001.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.33 : 5,171.69 = 2,174.12 : x
  2. Step 2: Convert to fraction form
    3,746.33/5,171.69 = 2,174.12/x
  3. Step 3: Cross multiply
    3,746.33x = 5,171.69 × 2,174.12
  4. Step 4: Simplify right side
    3,746.33x = 11,243,863.79
  5. Step 5: Solve for x
    x = 11,243,863.79/3,746.33
  6. Step 6: Final answer
    x = 3,001.30

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1.5x scale

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.