Home / 4,134.80-6,202.88-1,915.85

Finding the Fourth Proportional to 4,134.80, 6,202.88 and 1,915.85

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Solution

The fourth proportional to 4,134.80, 6,202.88 and 1,915.85 is: 2,874.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,134.80 : 6,202.88 = 1,915.85 : x
  2. Step 2: Convert to fraction form
    4,134.80/6,202.88 = 1,915.85/x
  3. Step 3: Cross multiply
    4,134.80x = 6,202.88 × 1,915.85
  4. Step 4: Simplify right side
    4,134.80x = 11,883,747.05
  5. Step 5: Solve for x
    x = 11,883,747.05/4,134.80
  6. Step 6: Final answer
    x = 2,874.08

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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.