Home / 3,943.16-5,914.88-1,169.76

Finding the Fourth Proportional to 3,943.16, 5,914.88 and 1,169.76

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Solution

The fourth proportional to 3,943.16, 5,914.88 and 1,169.76 is: 1,754.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.16 : 5,914.88 = 1,169.76 : x
  2. Step 2: Convert to fraction form
    3,943.16/5,914.88 = 1,169.76/x
  3. Step 3: Cross multiply
    3,943.16x = 5,914.88 × 1,169.76
  4. Step 4: Simplify right side
    3,943.16x = 6,918,990.03
  5. Step 5: Solve for x
    x = 6,918,990.03/3,943.16
  6. Step 6: Final answer
    x = 1,754.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.