Home / 11,199.13-16,801.13-3,407.74

Finding the Fourth Proportional to 11,199.13, 16,801.13 and 3,407.74

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Solution

The fourth proportional to 11,199.13, 16,801.13 and 3,407.74 is: 5,112.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,199.13 : 16,801.13 = 3,407.74 : x
  2. Step 2: Convert to fraction form
    11,199.13/16,801.13 = 3,407.74/x
  3. Step 3: Cross multiply
    11,199.13x = 16,801.13 × 3,407.74
  4. Step 4: Simplify right side
    11,199.13x = 57,253,920.49
  5. Step 5: Solve for x
    x = 57,253,920.49/11,199.13
  6. Step 6: Final answer
    x = 5,112.35

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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.