Home / 3,523.12-5,286.54-2,428.24

Finding the Fourth Proportional to 3,523.12, 5,286.54 and 2,428.24

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Solution

The fourth proportional to 3,523.12, 5,286.54 and 2,428.24 is: 3,643.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.12 : 5,286.54 = 2,428.24 : x
  2. Step 2: Convert to fraction form
    3,523.12/5,286.54 = 2,428.24/x
  3. Step 3: Cross multiply
    3,523.12x = 5,286.54 × 2,428.24
  4. Step 4: Simplify right side
    3,523.12x = 12,836,987.89
  5. Step 5: Solve for x
    x = 12,836,987.89/3,523.12
  6. Step 6: Final answer
    x = 3,643.64

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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.