Home / 4,380.36-6,046.25-2,808.42

Finding the Fourth Proportional to 4,380.36, 6,046.25 and 2,808.42

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Solution

The fourth proportional to 4,380.36, 6,046.25 and 2,808.42 is: 3,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,380.36 : 6,046.25 = 2,808.42 : x
  2. Step 2: Convert to fraction form
    4,380.36/6,046.25 = 2,808.42/x
  3. Step 3: Cross multiply
    4,380.36x = 6,046.25 × 2,808.42
  4. Step 4: Simplify right side
    4,380.36x = 16,980,395.38
  5. Step 5: Solve for x
    x = 16,980,395.38/4,380.36
  6. Step 6: Final answer
    x = 3,876.48

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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.