Home / 3,614.42-5,420.22-1,273.93

Finding the Fourth Proportional to 3,614.42, 5,420.22 and 1,273.93

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Solution

The fourth proportional to 3,614.42, 5,420.22 and 1,273.93 is: 1,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.42 : 5,420.22 = 1,273.93 : x
  2. Step 2: Convert to fraction form
    3,614.42/5,420.22 = 1,273.93/x
  3. Step 3: Cross multiply
    3,614.42x = 5,420.22 × 1,273.93
  4. Step 4: Simplify right side
    3,614.42x = 6,904,962.54
  5. Step 5: Solve for x
    x = 6,904,962.54/3,614.42
  6. Step 6: Final answer
    x = 1,910.39

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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.