Home / 3,937.38-5,433.50-2,258.74

Finding the Fourth Proportional to 3,937.38, 5,433.50 and 2,258.74

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Solution

The fourth proportional to 3,937.38, 5,433.50 and 2,258.74 is: 3,117.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937.38 : 5,433.50 = 2,258.74 : x
  2. Step 2: Convert to fraction form
    3,937.38/5,433.50 = 2,258.74/x
  3. Step 3: Cross multiply
    3,937.38x = 5,433.50 × 2,258.74
  4. Step 4: Simplify right side
    3,937.38x = 12,272,863.79
  5. Step 5: Solve for x
    x = 12,272,863.79/3,937.38
  6. Step 6: Final answer
    x = 3,117.01

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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.