Home / 2,667.13-4,000.79-1,496.21

Finding the Fourth Proportional to 2,667.13, 4,000.79 and 1,496.21

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Solution

The fourth proportional to 2,667.13, 4,000.79 and 1,496.21 is: 2,244.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.13 : 4,000.79 = 1,496.21 : x
  2. Step 2: Convert to fraction form
    2,667.13/4,000.79 = 1,496.21/x
  3. Step 3: Cross multiply
    2,667.13x = 4,000.79 × 1,496.21
  4. Step 4: Simplify right side
    2,667.13x = 5,986,005.74
  5. Step 5: Solve for x
    x = 5,986,005.74/2,667.13
  6. Step 6: Final answer
    x = 2,244.36

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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.