Home / 5,350.23-7,382.75-2,992.05

Finding the Fourth Proportional to 5,350.23, 7,382.75 and 2,992.05

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Solution

The fourth proportional to 5,350.23, 7,382.75 and 2,992.05 is: 4,128.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.23 : 7,382.75 = 2,992.05 : x
  2. Step 2: Convert to fraction form
    5,350.23/7,382.75 = 2,992.05/x
  3. Step 3: Cross multiply
    5,350.23x = 7,382.75 × 2,992.05
  4. Step 4: Simplify right side
    5,350.23x = 22,089,542.18
  5. Step 5: Solve for x
    x = 22,089,542.18/5,350.23
  6. Step 6: Final answer
    x = 4,128.71

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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.