Home / 4,069.32-5,612.82-3,738.92

Finding the Fourth Proportional to 4,069.32, 5,612.82 and 3,738.92

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Solution

The fourth proportional to 4,069.32, 5,612.82 and 3,738.92 is: 5,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.32 : 5,612.82 = 3,738.92 : x
  2. Step 2: Convert to fraction form
    4,069.32/5,612.82 = 3,738.92/x
  3. Step 3: Cross multiply
    4,069.32x = 5,612.82 × 3,738.92
  4. Step 4: Simplify right side
    4,069.32x = 20,985,884.95
  5. Step 5: Solve for x
    x = 20,985,884.95/4,069.32
  6. Step 6: Final answer
    x = 5,157.10

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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.