Home / 3,572.23-4,928.83-2,079.25

Finding the Fourth Proportional to 3,572.23, 4,928.83 and 2,079.25

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Solution

The fourth proportional to 3,572.23, 4,928.83 and 2,079.25 is: 2,868.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.23 : 4,928.83 = 2,079.25 : x
  2. Step 2: Convert to fraction form
    3,572.23/4,928.83 = 2,079.25/x
  3. Step 3: Cross multiply
    3,572.23x = 4,928.83 × 2,079.25
  4. Step 4: Simplify right side
    3,572.23x = 10,248,269.78
  5. Step 5: Solve for x
    x = 10,248,269.78/3,572.23
  6. Step 6: Final answer
    x = 2,868.87

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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.