Home / 11,180.60-16,742.10-8,876.60

Finding the Fourth Proportional to 11,180.60, 16,742.10 and 8,876.60

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Solution

The fourth proportional to 11,180.60, 16,742.10 and 8,876.60 is: 13,292.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.60 : 16,742.10 = 8,876.60 : x
  2. Step 2: Convert to fraction form
    11,180.60/16,742.10 = 8,876.60/x
  3. Step 3: Cross multiply
    11,180.60x = 16,742.10 × 8,876.60
  4. Step 4: Simplify right side
    11,180.60x = 148,612,924.86
  5. Step 5: Solve for x
    x = 148,612,924.86/11,180.60
  6. Step 6: Final answer
    x = 13,292.03

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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.