Home / 3,636.12-5,447.04-2,399.76

Finding the Fourth Proportional to 3,636.12, 5,447.04 and 2,399.76

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Solution

The fourth proportional to 3,636.12, 5,447.04 and 2,399.76 is: 3,594.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636.12 : 5,447.04 = 2,399.76 : x
  2. Step 2: Convert to fraction form
    3,636.12/5,447.04 = 2,399.76/x
  3. Step 3: Cross multiply
    3,636.12x = 5,447.04 × 2,399.76
  4. Step 4: Simplify right side
    3,636.12x = 13,071,549.48
  5. Step 5: Solve for x
    x = 13,071,549.48/3,636.12
  6. Step 6: Final answer
    x = 3,594.92

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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.