Home / 11,911.60-17,867.52-4,514.07

Finding the Fourth Proportional to 11,911.60, 17,867.52 and 4,514.07

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Solution

The fourth proportional to 11,911.60, 17,867.52 and 4,514.07 is: 6,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,911.60 : 17,867.52 = 4,514.07 : x
  2. Step 2: Convert to fraction form
    11,911.60/17,867.52 = 4,514.07/x
  3. Step 3: Cross multiply
    11,911.60x = 17,867.52 × 4,514.07
  4. Step 4: Simplify right side
    11,911.60x = 80,655,236.01
  5. Step 5: Solve for x
    x = 80,655,236.01/11,911.60
  6. Step 6: Final answer
    x = 6,771.15

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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.