Home / 4,995.26-7,487.19-3,122.01

Finding the Fourth Proportional to 4,995.26, 7,487.19 and 3,122.01

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Solution

The fourth proportional to 4,995.26, 7,487.19 and 3,122.01 is: 4,679.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995.26 : 7,487.19 = 3,122.01 : x
  2. Step 2: Convert to fraction form
    4,995.26/7,487.19 = 3,122.01/x
  3. Step 3: Cross multiply
    4,995.26x = 7,487.19 × 3,122.01
  4. Step 4: Simplify right side
    4,995.26x = 23,375,082.05
  5. Step 5: Solve for x
    x = 23,375,082.05/4,995.26
  6. Step 6: Final answer
    x = 4,679.45

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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.