Home / 9,016.60-13,514.10-8,087.80

Finding the Fourth Proportional to 9,016.60, 13,514.10 and 8,087.80

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Solution

The fourth proportional to 9,016.60, 13,514.10 and 8,087.80 is: 12,122.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,016.60 : 13,514.10 = 8,087.80 : x
  2. Step 2: Convert to fraction form
    9,016.60/13,514.10 = 8,087.80/x
  3. Step 3: Cross multiply
    9,016.60x = 13,514.10 × 8,087.80
  4. Step 4: Simplify right side
    9,016.60x = 109,299,337.98
  5. Step 5: Solve for x
    x = 109,299,337.98/9,016.60
  6. Step 6: Final answer
    x = 12,122.01

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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.