Home / 3,010.80-4,515.39-1,062.75

Finding the Fourth Proportional to 3,010.80, 4,515.39 and 1,062.75

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Solution

The fourth proportional to 3,010.80, 4,515.39 and 1,062.75 is: 1,593.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.80 : 4,515.39 = 1,062.75 : x
  2. Step 2: Convert to fraction form
    3,010.80/4,515.39 = 1,062.75/x
  3. Step 3: Cross multiply
    3,010.80x = 4,515.39 × 1,062.75
  4. Step 4: Simplify right side
    3,010.80x = 4,798,730.72
  5. Step 5: Solve for x
    x = 4,798,730.72/3,010.80
  6. Step 6: Final answer
    x = 1,593.84

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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.