Home / 3,571.38-4,928.25-2,079.24

Finding the Fourth Proportional to 3,571.38, 4,928.25 and 2,079.24

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Solution

The fourth proportional to 3,571.38, 4,928.25 and 2,079.24 is: 2,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571.38 : 4,928.25 = 2,079.24 : x
  2. Step 2: Convert to fraction form
    3,571.38/4,928.25 = 2,079.24/x
  3. Step 3: Cross multiply
    3,571.38x = 4,928.25 × 2,079.24
  4. Step 4: Simplify right side
    3,571.38x = 10,247,014.53
  5. Step 5: Solve for x
    x = 10,247,014.53/3,571.38
  6. Step 6: Final answer
    x = 2,869.20

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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.