Home / 4,079.50-5,632.95-3,199.84

Finding the Fourth Proportional to 4,079.50, 5,632.95 and 3,199.84

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Solution

The fourth proportional to 4,079.50, 5,632.95 and 3,199.84 is: 4,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,079.50 : 5,632.95 = 3,199.84 : x
  2. Step 2: Convert to fraction form
    4,079.50/5,632.95 = 3,199.84/x
  3. Step 3: Cross multiply
    4,079.50x = 5,632.95 × 3,199.84
  4. Step 4: Simplify right side
    4,079.50x = 18,024,538.73
  5. Step 5: Solve for x
    x = 18,024,538.73/4,079.50
  6. Step 6: Final answer
    x = 4,418.32

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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.