Home / 7,997.24-12,002.28-3,615.08

Finding the Fourth Proportional to 7,997.24, 12,002.28 and 3,615.08

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Solution

The fourth proportional to 7,997.24, 12,002.28 and 3,615.08 is: 5,425.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.24 : 12,002.28 = 3,615.08 : x
  2. Step 2: Convert to fraction form
    7,997.24/12,002.28 = 3,615.08/x
  3. Step 3: Cross multiply
    7,997.24x = 12,002.28 × 3,615.08
  4. Step 4: Simplify right side
    7,997.24x = 43,389,202.38
  5. Step 5: Solve for x
    x = 43,389,202.38/7,997.24
  6. Step 6: Final answer
    x = 5,425.52

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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.