Home / 3,035.16-4,552.68-1,087.20

Finding the Fourth Proportional to 3,035.16, 4,552.68 and 1,087.20

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Solution

The fourth proportional to 3,035.16, 4,552.68 and 1,087.20 is: 1,630.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,035.16 : 4,552.68 = 1,087.20 : x
  2. Step 2: Convert to fraction form
    3,035.16/4,552.68 = 1,087.20/x
  3. Step 3: Cross multiply
    3,035.16x = 4,552.68 × 1,087.20
  4. Step 4: Simplify right side
    3,035.16x = 4,949,673.70
  5. Step 5: Solve for x
    x = 4,949,673.70/3,035.16
  6. Step 6: Final answer
    x = 1,630.78

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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.