Home / 12,194.02-18,291.66-3,874.69

Finding the Fourth Proportional to 12,194.02, 18,291.66 and 3,874.69

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Solution

The fourth proportional to 12,194.02, 18,291.66 and 3,874.69 is: 5,812.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,194.02 : 18,291.66 = 3,874.69 : x
  2. Step 2: Convert to fraction form
    12,194.02/18,291.66 = 3,874.69/x
  3. Step 3: Cross multiply
    12,194.02x = 18,291.66 × 3,874.69
  4. Step 4: Simplify right side
    12,194.02x = 70,874,512.09
  5. Step 5: Solve for x
    x = 70,874,512.09/12,194.02
  6. Step 6: Final answer
    x = 5,812.24

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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.