Home / 2,933.82-4,070.66-2,908.71

Finding the Fourth Proportional to 2,933.82, 4,070.66 and 2,908.71

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Solution

The fourth proportional to 2,933.82, 4,070.66 and 2,908.71 is: 4,035.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.82 : 4,070.66 = 2,908.71 : x
  2. Step 2: Convert to fraction form
    2,933.82/4,070.66 = 2,908.71/x
  3. Step 3: Cross multiply
    2,933.82x = 4,070.66 × 2,908.71
  4. Step 4: Simplify right side
    2,933.82x = 11,840,354.91
  5. Step 5: Solve for x
    x = 11,840,354.91/2,933.82
  6. Step 6: Final answer
    x = 4,035.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.