Home / 3,937.14-5,433.68-2,258.75

Finding the Fourth Proportional to 3,937.14, 5,433.68 and 2,258.75

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Solution

The fourth proportional to 3,937.14, 5,433.68 and 2,258.75 is: 3,117.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.14 : 5,433.68 = 2,258.75 : x
  2. Step 2: Convert to fraction form
    3,937.14/5,433.68 = 2,258.75/x
  3. Step 3: Cross multiply
    3,937.14x = 5,433.68 × 2,258.75
  4. Step 4: Simplify right side
    3,937.14x = 12,273,343.93
  5. Step 5: Solve for x
    x = 12,273,343.93/3,937.14
  6. Step 6: Final answer
    x = 3,117.32

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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.