Home / 3,742.04-5,164.13-2,306.72

Finding the Fourth Proportional to 3,742.04, 5,164.13 and 2,306.72

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Solution

The fourth proportional to 3,742.04, 5,164.13 and 2,306.72 is: 3,183.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.04 : 5,164.13 = 2,306.72 : x
  2. Step 2: Convert to fraction form
    3,742.04/5,164.13 = 2,306.72/x
  3. Step 3: Cross multiply
    3,742.04x = 5,164.13 × 2,306.72
  4. Step 4: Simplify right side
    3,742.04x = 11,912,164.60
  5. Step 5: Solve for x
    x = 11,912,164.60/3,742.04
  6. Step 6: Final answer
    x = 3,183.34

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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.