Home / 4,107.24-5,667.98-2,218.81

Finding the Fourth Proportional to 4,107.24, 5,667.98 and 2,218.81

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Solution

The fourth proportional to 4,107.24, 5,667.98 and 2,218.81 is: 3,061.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.24 : 5,667.98 = 2,218.81 : x
  2. Step 2: Convert to fraction form
    4,107.24/5,667.98 = 2,218.81/x
  3. Step 3: Cross multiply
    4,107.24x = 5,667.98 × 2,218.81
  4. Step 4: Simplify right side
    4,107.24x = 12,576,193.04
  5. Step 5: Solve for x
    x = 12,576,193.04/4,107.24
  6. Step 6: Final answer
    x = 3,061.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.