Home / 8,150.72-12,226.60-2,307.79

Finding the Fourth Proportional to 8,150.72, 12,226.60 and 2,307.79

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Solution

The fourth proportional to 8,150.72, 12,226.60 and 2,307.79 is: 3,461.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,150.72 : 12,226.60 = 2,307.79 : x
  2. Step 2: Convert to fraction form
    8,150.72/12,226.60 = 2,307.79/x
  3. Step 3: Cross multiply
    8,150.72x = 12,226.60 × 2,307.79
  4. Step 4: Simplify right side
    8,150.72x = 28,216,425.21
  5. Step 5: Solve for x
    x = 28,216,425.21/8,150.72
  6. Step 6: Final answer
    x = 3,461.83

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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.