Home / 5,902.19-8,145.02-3,249.61

Finding the Fourth Proportional to 5,902.19, 8,145.02 and 3,249.61

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Solution

The fourth proportional to 5,902.19, 8,145.02 and 3,249.61 is: 4,484.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,902.19 : 8,145.02 = 3,249.61 : x
  2. Step 2: Convert to fraction form
    5,902.19/8,145.02 = 3,249.61/x
  3. Step 3: Cross multiply
    5,902.19x = 8,145.02 × 3,249.61
  4. Step 4: Simplify right side
    5,902.19x = 26,468,138.44
  5. Step 5: Solve for x
    x = 26,468,138.44/5,902.19
  6. Step 6: Final answer
    x = 4,484.46

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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.