Home / 5,981.12-8,258.01-3,743.90

Finding the Fourth Proportional to 5,981.12, 8,258.01 and 3,743.90

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Solution

The fourth proportional to 5,981.12, 8,258.01 and 3,743.90 is: 5,169.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,981.12 : 8,258.01 = 3,743.90 : x
  2. Step 2: Convert to fraction form
    5,981.12/8,258.01 = 3,743.90/x
  3. Step 3: Cross multiply
    5,981.12x = 8,258.01 × 3,743.90
  4. Step 4: Simplify right side
    5,981.12x = 30,917,163.64
  5. Step 5: Solve for x
    x = 30,917,163.64/5,981.12
  6. Step 6: Final answer
    x = 5,169.13

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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.