Home / 3,214.26-4,432.05-2,622.96

Finding the Fourth Proportional to 3,214.26, 4,432.05 and 2,622.96

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Solution

The fourth proportional to 3,214.26, 4,432.05 and 2,622.96 is: 3,616.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.26 : 4,432.05 = 2,622.96 : x
  2. Step 2: Convert to fraction form
    3,214.26/4,432.05 = 2,622.96/x
  3. Step 3: Cross multiply
    3,214.26x = 4,432.05 × 2,622.96
  4. Step 4: Simplify right side
    3,214.26x = 11,625,089.87
  5. Step 5: Solve for x
    x = 11,625,089.87/3,214.26
  6. Step 6: Final answer
    x = 3,616.72

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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.