Home / 3,722.69-5,135.76-2,464.35

Finding the Fourth Proportional to 3,722.69, 5,135.76 and 2,464.35

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Solution

The fourth proportional to 3,722.69, 5,135.76 and 2,464.35 is: 3,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.69 : 5,135.76 = 2,464.35 : x
  2. Step 2: Convert to fraction form
    3,722.69/5,135.76 = 2,464.35/x
  3. Step 3: Cross multiply
    3,722.69x = 5,135.76 × 2,464.35
  4. Step 4: Simplify right side
    3,722.69x = 12,656,310.16
  5. Step 5: Solve for x
    x = 12,656,310.16/3,722.69
  6. Step 6: Final answer
    x = 3,399.78

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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.