Home / 12,197.75-18,296.67-2,963.75

Finding the Fourth Proportional to 12,197.75, 18,296.67 and 2,963.75

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Solution

The fourth proportional to 12,197.75, 18,296.67 and 2,963.75 is: 4,445.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,197.75 : 18,296.67 = 2,963.75 : x
  2. Step 2: Convert to fraction form
    12,197.75/18,296.67 = 2,963.75/x
  3. Step 3: Cross multiply
    12,197.75x = 18,296.67 × 2,963.75
  4. Step 4: Simplify right side
    12,197.75x = 54,226,755.71
  5. Step 5: Solve for x
    x = 54,226,755.71/12,197.75
  6. Step 6: Final answer
    x = 4,445.64

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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.