Home / 3,519.55-4,879.19-3,332.29

Finding the Fourth Proportional to 3,519.55, 4,879.19 and 3,332.29

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Solution

The fourth proportional to 3,519.55, 4,879.19 and 3,332.29 is: 4,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.55 : 4,879.19 = 3,332.29 : x
  2. Step 2: Convert to fraction form
    3,519.55/4,879.19 = 3,332.29/x
  3. Step 3: Cross multiply
    3,519.55x = 4,879.19 × 3,332.29
  4. Step 4: Simplify right side
    3,519.55x = 16,258,876.05
  5. Step 5: Solve for x
    x = 16,258,876.05/3,519.55
  6. Step 6: Final answer
    x = 4,619.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.