Home / 4,115.78-6,158.22-2,443.77

Finding the Fourth Proportional to 4,115.78, 6,158.22 and 2,443.77

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Solution

The fourth proportional to 4,115.78, 6,158.22 and 2,443.77 is: 3,656.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115.78 : 6,158.22 = 2,443.77 : x
  2. Step 2: Convert to fraction form
    4,115.78/6,158.22 = 2,443.77/x
  3. Step 3: Cross multiply
    4,115.78x = 6,158.22 × 2,443.77
  4. Step 4: Simplify right side
    4,115.78x = 15,049,273.29
  5. Step 5: Solve for x
    x = 15,049,273.29/4,115.78
  6. Step 6: Final answer
    x = 3,656.49

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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.