Home / 4,131.40-6,197.42-1,169.79

Finding the Fourth Proportional to 4,131.40, 6,197.42 and 1,169.79

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Solution

The fourth proportional to 4,131.40, 6,197.42 and 1,169.79 is: 1,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,131.40 : 6,197.42 = 1,169.79 : x
  2. Step 2: Convert to fraction form
    4,131.40/6,197.42 = 1,169.79/x
  3. Step 3: Cross multiply
    4,131.40x = 6,197.42 × 1,169.79
  4. Step 4: Simplify right side
    4,131.40x = 7,249,706.11
  5. Step 5: Solve for x
    x = 7,249,706.11/4,131.40
  6. Step 6: Final answer
    x = 1,754.78

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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.