Home / 4,226.61-6,339.91-3,300.78

Finding the Fourth Proportional to 4,226.61, 6,339.91 and 3,300.78

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Solution

The fourth proportional to 4,226.61, 6,339.91 and 3,300.78 is: 4,951.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,226.61 : 6,339.91 = 3,300.78 : x
  2. Step 2: Convert to fraction form
    4,226.61/6,339.91 = 3,300.78/x
  3. Step 3: Cross multiply
    4,226.61x = 6,339.91 × 3,300.78
  4. Step 4: Simplify right side
    4,226.61x = 20,926,608.18
  5. Step 5: Solve for x
    x = 20,926,608.18/4,226.61
  6. Step 6: Final answer
    x = 4,951.16

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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.