Home / 4,115.40-6,173.09-2,265.56

Finding the Fourth Proportional to 4,115.40, 6,173.09 and 2,265.56

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Solution

The fourth proportional to 4,115.40, 6,173.09 and 2,265.56 is: 3,398.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.40 : 6,173.09 = 2,265.56 : x
  2. Step 2: Convert to fraction form
    4,115.40/6,173.09 = 2,265.56/x
  3. Step 3: Cross multiply
    4,115.40x = 6,173.09 × 2,265.56
  4. Step 4: Simplify right side
    4,115.40x = 13,985,505.78
  5. Step 5: Solve for x
    x = 13,985,505.78/4,115.40
  6. Step 6: Final answer
    x = 3,398.33

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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.