Home / 5,350.16-7,383.32-2,992.56

Finding the Fourth Proportional to 5,350.16, 7,383.32 and 2,992.56

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Solution

The fourth proportional to 5,350.16, 7,383.32 and 2,992.56 is: 4,129.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.16 : 7,383.32 = 2,992.56 : x
  2. Step 2: Convert to fraction form
    5,350.16/7,383.32 = 2,992.56/x
  3. Step 3: Cross multiply
    5,350.16x = 7,383.32 × 2,992.56
  4. Step 4: Simplify right side
    5,350.16x = 22,095,028.10
  5. Step 5: Solve for x
    x = 22,095,028.10/5,350.16
  6. Step 6: Final answer
    x = 4,129.79

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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.