Home / 2,236.47-3,339.44-1,908.42

Finding the Fourth Proportional to 2,236.47, 3,339.44 and 1,908.42

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Solution

The fourth proportional to 2,236.47, 3,339.44 and 1,908.42 is: 2,849.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,236.47 : 3,339.44 = 1,908.42 : x
  2. Step 2: Convert to fraction form
    2,236.47/3,339.44 = 1,908.42/x
  3. Step 3: Cross multiply
    2,236.47x = 3,339.44 × 1,908.42
  4. Step 4: Simplify right side
    2,236.47x = 6,373,044.54
  5. Step 5: Solve for x
    x = 6,373,044.54/2,236.47
  6. Step 6: Final answer
    x = 2,849.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.