Home / 3,744.14-5,167.15-2,151.30

Finding the Fourth Proportional to 3,744.14, 5,167.15 and 2,151.30

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Solution

The fourth proportional to 3,744.14, 5,167.15 and 2,151.30 is: 2,968.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.14 : 5,167.15 = 2,151.30 : x
  2. Step 2: Convert to fraction form
    3,744.14/5,167.15 = 2,151.30/x
  3. Step 3: Cross multiply
    3,744.14x = 5,167.15 × 2,151.30
  4. Step 4: Simplify right side
    3,744.14x = 11,116,065.04
  5. Step 5: Solve for x
    x = 11,116,065.04/3,744.14
  6. Step 6: Final answer
    x = 2,968.92

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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.