Home / 6,107.15-8,427.89-3,454.73

Finding the Fourth Proportional to 6,107.15, 8,427.89 and 3,454.73

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Solution

The fourth proportional to 6,107.15, 8,427.89 and 3,454.73 is: 4,767.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.15 : 8,427.89 = 3,454.73 : x
  2. Step 2: Convert to fraction form
    6,107.15/8,427.89 = 3,454.73/x
  3. Step 3: Cross multiply
    6,107.15x = 8,427.89 × 3,454.73
  4. Step 4: Simplify right side
    6,107.15x = 29,116,084.42
  5. Step 5: Solve for x
    x = 29,116,084.42/6,107.15
  6. Step 6: Final answer
    x = 4,767.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.