Home / 3,523.01-5,287.40-1,443.03

Finding the Fourth Proportional to 3,523.01, 5,287.40 and 1,443.03

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Solution

The fourth proportional to 3,523.01, 5,287.40 and 1,443.03 is: 2,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.01 : 5,287.40 = 1,443.03 : x
  2. Step 2: Convert to fraction form
    3,523.01/5,287.40 = 1,443.03/x
  3. Step 3: Cross multiply
    3,523.01x = 5,287.40 × 1,443.03
  4. Step 4: Simplify right side
    3,523.01x = 7,629,876.82
  5. Step 5: Solve for x
    x = 7,629,876.82/3,523.01
  6. Step 6: Final answer
    x = 2,165.73

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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.