Home / 2,035.15-3,052.62-648.55

Finding the Fourth Proportional to 2,035.15, 3,052.62 and 648.55

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Solution

The fourth proportional to 2,035.15, 3,052.62 and 648.55 is: 972.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,035.15 : 3,052.62 = 648.55 : x
  2. Step 2: Convert to fraction form
    2,035.15/3,052.62 = 648.55/x
  3. Step 3: Cross multiply
    2,035.15x = 3,052.62 × 648.55
  4. Step 4: Simplify right side
    2,035.15x = 1,979,776.70
  5. Step 5: Solve for x
    x = 1,979,776.70/2,035.15
  6. Step 6: Final answer
    x = 972.79

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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.