Home / 5,647.46-8,469.79-2,684.57

Finding the Fourth Proportional to 5,647.46, 8,469.79 and 2,684.57

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Solution

The fourth proportional to 5,647.46, 8,469.79 and 2,684.57 is: 4,026.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.46 : 8,469.79 = 2,684.57 : x
  2. Step 2: Convert to fraction form
    5,647.46/8,469.79 = 2,684.57/x
  3. Step 3: Cross multiply
    5,647.46x = 8,469.79 × 2,684.57
  4. Step 4: Simplify right side
    5,647.46x = 22,737,695.08
  5. Step 5: Solve for x
    x = 22,737,695.08/5,647.46
  6. Step 6: Final answer
    x = 4,026.18

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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.