Home / 3,527.29-5,291.81-2,489.32

Finding the Fourth Proportional to 3,527.29, 5,291.81 and 2,489.32

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Solution

The fourth proportional to 3,527.29, 5,291.81 and 2,489.32 is: 3,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,527.29 : 5,291.81 = 2,489.32 : x
  2. Step 2: Convert to fraction form
    3,527.29/5,291.81 = 2,489.32/x
  3. Step 3: Cross multiply
    3,527.29x = 5,291.81 × 2,489.32
  4. Step 4: Simplify right side
    3,527.29x = 13,172,982.01
  5. Step 5: Solve for x
    x = 13,172,982.01/3,527.29
  6. Step 6: Final answer
    x = 3,734.59

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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.