Home / 3,746.18-5,170.56-2,174.52

Finding the Fourth Proportional to 3,746.18, 5,170.56 and 2,174.52

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Solution

The fourth proportional to 3,746.18, 5,170.56 and 2,174.52 is: 3,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,746.18 : 5,170.56 = 2,174.52 : x
  2. Step 2: Convert to fraction form
    3,746.18/5,170.56 = 2,174.52/x
  3. Step 3: Cross multiply
    3,746.18x = 5,170.56 × 2,174.52
  4. Step 4: Simplify right side
    3,746.18x = 11,243,486.13
  5. Step 5: Solve for x
    x = 11,243,486.13/3,746.18
  6. Step 6: Final answer
    x = 3,001.32

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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.