Home / 7,426.89-11,142.77-3,727.22

Finding the Fourth Proportional to 7,426.89, 11,142.77 and 3,727.22

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Solution

The fourth proportional to 7,426.89, 11,142.77 and 3,727.22 is: 5,592.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.89 : 11,142.77 = 3,727.22 : x
  2. Step 2: Convert to fraction form
    7,426.89/11,142.77 = 3,727.22/x
  3. Step 3: Cross multiply
    7,426.89x = 11,142.77 × 3,727.22
  4. Step 4: Simplify right side
    7,426.89x = 41,531,480.85
  5. Step 5: Solve for x
    x = 41,531,480.85/7,426.89
  6. Step 6: Final answer
    x = 5,592.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.