Home / 3,155.27-4,352.02-2,077.24

Finding the Fourth Proportional to 3,155.27, 4,352.02 and 2,077.24

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Solution

The fourth proportional to 3,155.27, 4,352.02 and 2,077.24 is: 2,865.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.27 : 4,352.02 = 2,077.24 : x
  2. Step 2: Convert to fraction form
    3,155.27/4,352.02 = 2,077.24/x
  3. Step 3: Cross multiply
    3,155.27x = 4,352.02 × 2,077.24
  4. Step 4: Simplify right side
    3,155.27x = 9,040,193.80
  5. Step 5: Solve for x
    x = 9,040,193.80/3,155.27
  6. Step 6: Final answer
    x = 2,865.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.