Home / 3,763.28-5,193.60-2,271.56

Finding the Fourth Proportional to 3,763.28, 5,193.60 and 2,271.56

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Solution

The fourth proportional to 3,763.28, 5,193.60 and 2,271.56 is: 3,134.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,763.28 : 5,193.60 = 2,271.56 : x
  2. Step 2: Convert to fraction form
    3,763.28/5,193.60 = 2,271.56/x
  3. Step 3: Cross multiply
    3,763.28x = 5,193.60 × 2,271.56
  4. Step 4: Simplify right side
    3,763.28x = 11,797,574.02
  5. Step 5: Solve for x
    x = 11,797,574.02/3,763.28
  6. Step 6: Final answer
    x = 3,134.92

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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.