Home / 3,324.75-4,987.56-1,132.89

Finding the Fourth Proportional to 3,324.75, 4,987.56 and 1,132.89

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Solution

The fourth proportional to 3,324.75, 4,987.56 and 1,132.89 is: 1,699.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.75 : 4,987.56 = 1,132.89 : x
  2. Step 2: Convert to fraction form
    3,324.75/4,987.56 = 1,132.89/x
  3. Step 3: Cross multiply
    3,324.75x = 4,987.56 × 1,132.89
  4. Step 4: Simplify right side
    3,324.75x = 5,650,356.85
  5. Step 5: Solve for x
    x = 5,650,356.85/3,324.75
  6. Step 6: Final answer
    x = 1,699.48

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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.