Home / 3,598.01-5,390.09-2,207.28

Finding the Fourth Proportional to 3,598.01, 5,390.09 and 2,207.28

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Solution

The fourth proportional to 3,598.01, 5,390.09 and 2,207.28 is: 3,306.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,598.01 : 5,390.09 = 2,207.28 : x
  2. Step 2: Convert to fraction form
    3,598.01/5,390.09 = 2,207.28/x
  3. Step 3: Cross multiply
    3,598.01x = 5,390.09 × 2,207.28
  4. Step 4: Simplify right side
    3,598.01x = 11,897,455.31
  5. Step 5: Solve for x
    x = 11,897,455.31/3,598.01
  6. Step 6: Final answer
    x = 3,306.68

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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.