Home / 3,010.43-4,515.85-1,161.56

Finding the Fourth Proportional to 3,010.43, 4,515.85 and 1,161.56

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Solution

The fourth proportional to 3,010.43, 4,515.85 and 1,161.56 is: 1,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010.43 : 4,515.85 = 1,161.56 : x
  2. Step 2: Convert to fraction form
    3,010.43/4,515.85 = 1,161.56/x
  3. Step 3: Cross multiply
    3,010.43x = 4,515.85 × 1,161.56
  4. Step 4: Simplify right side
    3,010.43x = 5,245,443.47
  5. Step 5: Solve for x
    x = 5,245,443.47/3,010.43
  6. Step 6: Final answer
    x = 1,742.42

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1.5x scale

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.