Home / 6,107.20-8,427.94-3,454.55

Finding the Fourth Proportional to 6,107.20, 8,427.94 and 3,454.55

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Solution

The fourth proportional to 6,107.20, 8,427.94 and 3,454.55 is: 4,767.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,107.20 : 8,427.94 = 3,454.55 : x
  2. Step 2: Convert to fraction form
    6,107.20/8,427.94 = 3,454.55/x
  3. Step 3: Cross multiply
    6,107.20x = 8,427.94 × 3,454.55
  4. Step 4: Simplify right side
    6,107.20x = 29,114,787.79
  5. Step 5: Solve for x
    x = 29,114,787.79/6,107.20
  6. Step 6: Final answer
    x = 4,767.29

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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.