Home / 8,081.52-12,122.27-2,535.35

Finding the Fourth Proportional to 8,081.52, 12,122.27 and 2,535.35

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Solution

The fourth proportional to 8,081.52, 12,122.27 and 2,535.35 is: 3,803.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.52 : 12,122.27 = 2,535.35 : x
  2. Step 2: Convert to fraction form
    8,081.52/12,122.27 = 2,535.35/x
  3. Step 3: Cross multiply
    8,081.52x = 12,122.27 × 2,535.35
  4. Step 4: Simplify right side
    8,081.52x = 30,734,197.24
  5. Step 5: Solve for x
    x = 30,734,197.24/8,081.52
  6. Step 6: Final answer
    x = 3,803.02

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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.