Home / 2,647.05-3,644.62-2,247.93

Finding the Fourth Proportional to 2,647.05, 3,644.62 and 2,247.93

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Solution

The fourth proportional to 2,647.05, 3,644.62 and 2,247.93 is: 3,095.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,647.05 : 3,644.62 = 2,247.93 : x
  2. Step 2: Convert to fraction form
    2,647.05/3,644.62 = 2,247.93/x
  3. Step 3: Cross multiply
    2,647.05x = 3,644.62 × 2,247.93
  4. Step 4: Simplify right side
    2,647.05x = 8,192,850.64
  5. Step 5: Solve for x
    x = 8,192,850.64/2,647.05
  6. Step 6: Final answer
    x = 3,095.09

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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.