Home / 5,587.11-8,367.90-2,667.47

Finding the Fourth Proportional to 5,587.11, 8,367.90 and 2,667.47

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Solution

The fourth proportional to 5,587.11, 8,367.90 and 2,667.47 is: 3,995.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.11 : 8,367.90 = 2,667.47 : x
  2. Step 2: Convert to fraction form
    5,587.11/8,367.90 = 2,667.47/x
  3. Step 3: Cross multiply
    5,587.11x = 8,367.90 × 2,667.47
  4. Step 4: Simplify right side
    5,587.11x = 22,321,122.21
  5. Step 5: Solve for x
    x = 22,321,122.21/5,587.11
  6. Step 6: Final answer
    x = 3,995.11

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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.