Home / 2,867.22-4,294.86-2,308.92

Finding the Fourth Proportional to 2,867.22, 4,294.86 and 2,308.92

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Solution

The fourth proportional to 2,867.22, 4,294.86 and 2,308.92 is: 3,458.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,867.22 : 4,294.86 = 2,308.92 : x
  2. Step 2: Convert to fraction form
    2,867.22/4,294.86 = 2,308.92/x
  3. Step 3: Cross multiply
    2,867.22x = 4,294.86 × 2,308.92
  4. Step 4: Simplify right side
    2,867.22x = 9,916,488.15
  5. Step 5: Solve for x
    x = 9,916,488.15/2,867.22
  6. Step 6: Final answer
    x = 3,458.57

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1.5x scale

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.