Home / 8,266.20-12,401.72-3,333.30

Finding the Fourth Proportional to 8,266.20, 12,401.72 and 3,333.30

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Solution

The fourth proportional to 8,266.20, 12,401.72 and 3,333.30 is: 5,000.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,266.20 : 12,401.72 = 3,333.30 : x
  2. Step 2: Convert to fraction form
    8,266.20/12,401.72 = 3,333.30/x
  3. Step 3: Cross multiply
    8,266.20x = 12,401.72 × 3,333.30
  4. Step 4: Simplify right side
    8,266.20x = 41,338,653.28
  5. Step 5: Solve for x
    x = 41,338,653.28/8,266.20
  6. Step 6: Final answer
    x = 5,000.93

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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.