Home / 8,337.09-12,505.66-3,406.73

Finding the Fourth Proportional to 8,337.09, 12,505.66 and 3,406.73

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Solution

The fourth proportional to 8,337.09, 12,505.66 and 3,406.73 is: 5,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,337.09 : 12,505.66 = 3,406.73 : x
  2. Step 2: Convert to fraction form
    8,337.09/12,505.66 = 3,406.73/x
  3. Step 3: Cross multiply
    8,337.09x = 12,505.66 × 3,406.73
  4. Step 4: Simplify right side
    8,337.09x = 42,603,374.43
  5. Step 5: Solve for x
    x = 42,603,374.43/8,337.09
  6. Step 6: Final answer
    x = 5,110.10

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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.