Home / 3,642.75-5,464.53-1,334.25

Finding the Fourth Proportional to 3,642.75, 5,464.53 and 1,334.25

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Solution

The fourth proportional to 3,642.75, 5,464.53 and 1,334.25 is: 2,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,642.75 : 5,464.53 = 1,334.25 : x
  2. Step 2: Convert to fraction form
    3,642.75/5,464.53 = 1,334.25/x
  3. Step 3: Cross multiply
    3,642.75x = 5,464.53 × 1,334.25
  4. Step 4: Simplify right side
    3,642.75x = 7,291,049.15
  5. Step 5: Solve for x
    x = 7,291,049.15/3,642.75
  6. Step 6: Final answer
    x = 2,001.52

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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.