Home / 8,450.85-12,677.94-2,902.86

Finding the Fourth Proportional to 8,450.85, 12,677.94 and 2,902.86

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Solution

The fourth proportional to 8,450.85, 12,677.94 and 2,902.86 is: 4,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,450.85 : 12,677.94 = 2,902.86 : x
  2. Step 2: Convert to fraction form
    8,450.85/12,677.94 = 2,902.86/x
  3. Step 3: Cross multiply
    8,450.85x = 12,677.94 × 2,902.86
  4. Step 4: Simplify right side
    8,450.85x = 36,802,284.91
  5. Step 5: Solve for x
    x = 36,802,284.91/8,450.85
  6. Step 6: Final answer
    x = 4,354.86

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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.