Home / 3,711.08-5,569.26-2,739.80

Finding the Fourth Proportional to 3,711.08, 5,569.26 and 2,739.80

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Solution

The fourth proportional to 3,711.08, 5,569.26 and 2,739.80 is: 4,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,711.08 : 5,569.26 = 2,739.80 : x
  2. Step 2: Convert to fraction form
    3,711.08/5,569.26 = 2,739.80/x
  3. Step 3: Cross multiply
    3,711.08x = 5,569.26 × 2,739.80
  4. Step 4: Simplify right side
    3,711.08x = 15,258,658.55
  5. Step 5: Solve for x
    x = 15,258,658.55/3,711.08
  6. Step 6: Final answer
    x = 4,111.65

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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.