Home / 2,023.20-3,035.28-852.55

Finding the Fourth Proportional to 2,023.20, 3,035.28 and 852.55

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Solution

The fourth proportional to 2,023.20, 3,035.28 and 852.55 is: 1,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.20 : 3,035.28 = 852.55 : x
  2. Step 2: Convert to fraction form
    2,023.20/3,035.28 = 852.55/x
  3. Step 3: Cross multiply
    2,023.20x = 3,035.28 × 852.55
  4. Step 4: Simplify right side
    2,023.20x = 2,587,727.96
  5. Step 5: Solve for x
    x = 2,587,727.96/2,023.20
  6. Step 6: Final answer
    x = 1,279.03

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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.