Home / 3,023.28-4,528.80-2,771.28

Finding the Fourth Proportional to 3,023.28, 4,528.80 and 2,771.28

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Solution

The fourth proportional to 3,023.28, 4,528.80 and 2,771.28 is: 4,151.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023.28 : 4,528.80 = 2,771.28 : x
  2. Step 2: Convert to fraction form
    3,023.28/4,528.80 = 2,771.28/x
  3. Step 3: Cross multiply
    3,023.28x = 4,528.80 × 2,771.28
  4. Step 4: Simplify right side
    3,023.28x = 12,550,572.86
  5. Step 5: Solve for x
    x = 12,550,572.86/3,023.28
  6. Step 6: Final answer
    x = 4,151.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.