Home / 8,057.59-11,122.23-4,872.67

Finding the Fourth Proportional to 8,057.59, 11,122.23 and 4,872.67

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Solution

The fourth proportional to 8,057.59, 11,122.23 and 4,872.67 is: 6,725.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,057.59 : 11,122.23 = 4,872.67 : x
  2. Step 2: Convert to fraction form
    8,057.59/11,122.23 = 4,872.67/x
  3. Step 3: Cross multiply
    8,057.59x = 11,122.23 × 4,872.67
  4. Step 4: Simplify right side
    8,057.59x = 54,194,956.45
  5. Step 5: Solve for x
    x = 54,194,956.45/8,057.59
  6. Step 6: Final answer
    x = 6,725.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.