Home / 8,065.68-12,096.35-2,220.90

Finding the Fourth Proportional to 8,065.68, 12,096.35 and 2,220.90

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Solution

The fourth proportional to 8,065.68, 12,096.35 and 2,220.90 is: 3,330.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,065.68 : 12,096.35 = 2,220.90 : x
  2. Step 2: Convert to fraction form
    8,065.68/12,096.35 = 2,220.90/x
  3. Step 3: Cross multiply
    8,065.68x = 12,096.35 × 2,220.90
  4. Step 4: Simplify right side
    8,065.68x = 26,864,783.72
  5. Step 5: Solve for x
    x = 26,864,783.72/8,065.68
  6. Step 6: Final answer
    x = 3,330.75

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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.