Home / 6,107.02-8,427.12-3,454.42

Finding the Fourth Proportional to 6,107.02, 8,427.12 and 3,454.42

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Solution

The fourth proportional to 6,107.02, 8,427.12 and 3,454.42 is: 4,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.02 : 8,427.12 = 3,454.42 : x
  2. Step 2: Convert to fraction form
    6,107.02/8,427.12 = 3,454.42/x
  3. Step 3: Cross multiply
    6,107.02x = 8,427.12 × 3,454.42
  4. Step 4: Simplify right side
    6,107.02x = 29,110,811.87
  5. Step 5: Solve for x
    x = 29,110,811.87/6,107.02
  6. Step 6: Final answer
    x = 4,766.78

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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.