Home / 5,350.29-7,383.66-2,991.96

Finding the Fourth Proportional to 5,350.29, 7,383.66 and 2,991.96

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Solution

The fourth proportional to 5,350.29, 7,383.66 and 2,991.96 is: 4,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.29 : 7,383.66 = 2,991.96 : x
  2. Step 2: Convert to fraction form
    5,350.29/7,383.66 = 2,991.96/x
  3. Step 3: Cross multiply
    5,350.29x = 7,383.66 × 2,991.96
  4. Step 4: Simplify right side
    5,350.29x = 22,091,615.37
  5. Step 5: Solve for x
    x = 22,091,615.37/5,350.29
  6. Step 6: Final answer
    x = 4,129.05

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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.