Home / 3,943.55-5,913.26-1,169.84

Finding the Fourth Proportional to 3,943.55, 5,913.26 and 1,169.84

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Solution

The fourth proportional to 3,943.55, 5,913.26 and 1,169.84 is: 1,754.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.55 : 5,913.26 = 1,169.84 : x
  2. Step 2: Convert to fraction form
    3,943.55/5,913.26 = 1,169.84/x
  3. Step 3: Cross multiply
    3,943.55x = 5,913.26 × 1,169.84
  4. Step 4: Simplify right side
    3,943.55x = 6,917,577.01
  5. Step 5: Solve for x
    x = 6,917,577.01/3,943.55
  6. Step 6: Final answer
    x = 1,754.15

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1.5x scale

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.