Home / 3,616.16-5,423.64-1,667.96

Finding the Fourth Proportional to 3,616.16, 5,423.64 and 1,667.96

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Solution

The fourth proportional to 3,616.16, 5,423.64 and 1,667.96 is: 2,501.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616.16 : 5,423.64 = 1,667.96 : x
  2. Step 2: Convert to fraction form
    3,616.16/5,423.64 = 1,667.96/x
  3. Step 3: Cross multiply
    3,616.16x = 5,423.64 × 1,667.96
  4. Step 4: Simplify right side
    3,616.16x = 9,046,414.57
  5. Step 5: Solve for x
    x = 9,046,414.57/3,616.16
  6. Step 6: Final answer
    x = 2,501.66

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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.