Home / 6,115.55-9,174.69-2,418.15

Finding the Fourth Proportional to 6,115.55, 9,174.69 and 2,418.15

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Solution

The fourth proportional to 6,115.55, 9,174.69 and 2,418.15 is: 3,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,115.55 : 9,174.69 = 2,418.15 : x
  2. Step 2: Convert to fraction form
    6,115.55/9,174.69 = 2,418.15/x
  3. Step 3: Cross multiply
    6,115.55x = 9,174.69 × 2,418.15
  4. Step 4: Simplify right side
    6,115.55x = 22,185,817.83
  5. Step 5: Solve for x
    x = 22,185,817.83/6,115.55
  6. Step 6: Final answer
    x = 3,627.77

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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.