Home / 3,265.53-4,505.25-2,147.07

Finding the Fourth Proportional to 3,265.53, 4,505.25 and 2,147.07

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Solution

The fourth proportional to 3,265.53, 4,505.25 and 2,147.07 is: 2,962.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.53 : 4,505.25 = 2,147.07 : x
  2. Step 2: Convert to fraction form
    3,265.53/4,505.25 = 2,147.07/x
  3. Step 3: Cross multiply
    3,265.53x = 4,505.25 × 2,147.07
  4. Step 4: Simplify right side
    3,265.53x = 9,673,087.12
  5. Step 5: Solve for x
    x = 9,673,087.12/3,265.53
  6. Step 6: Final answer
    x = 2,962.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.