Home / 3,944.65-5,442.87-2,266.06

Finding the Fourth Proportional to 3,944.65, 5,442.87 and 2,266.06

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Solution

The fourth proportional to 3,944.65, 5,442.87 and 2,266.06 is: 3,126.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.65 : 5,442.87 = 2,266.06 : x
  2. Step 2: Convert to fraction form
    3,944.65/5,442.87 = 2,266.06/x
  3. Step 3: Cross multiply
    3,944.65x = 5,442.87 × 2,266.06
  4. Step 4: Simplify right side
    3,944.65x = 12,333,869.99
  5. Step 5: Solve for x
    x = 12,333,869.99/3,944.65
  6. Step 6: Final answer
    x = 3,126.73

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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.