Home / 5,350.66-7,383.89-2,992.79

Finding the Fourth Proportional to 5,350.66, 7,383.89 and 2,992.79

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Solution

The fourth proportional to 5,350.66, 7,383.89 and 2,992.79 is: 4,130.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.66 : 7,383.89 = 2,992.79 : x
  2. Step 2: Convert to fraction form
    5,350.66/7,383.89 = 2,992.79/x
  3. Step 3: Cross multiply
    5,350.66x = 7,383.89 × 2,992.79
  4. Step 4: Simplify right side
    5,350.66x = 22,098,458.09
  5. Step 5: Solve for x
    x = 22,098,458.09/5,350.66
  6. Step 6: Final answer
    x = 4,130.05

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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.