Home / 4,089.27-6,132.49-1,166.79

Finding the Fourth Proportional to 4,089.27, 6,132.49 and 1,166.79

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Solution

The fourth proportional to 4,089.27, 6,132.49 and 1,166.79 is: 1,749.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.27 : 6,132.49 = 1,166.79 : x
  2. Step 2: Convert to fraction form
    4,089.27/6,132.49 = 1,166.79/x
  3. Step 3: Cross multiply
    4,089.27x = 6,132.49 × 1,166.79
  4. Step 4: Simplify right side
    4,089.27x = 7,155,328.01
  5. Step 5: Solve for x
    x = 7,155,328.01/4,089.27
  6. Step 6: Final answer
    x = 1,749.78

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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.