Home / 3,398.86-5,098.83-1,451.08

Finding the Fourth Proportional to 3,398.86, 5,098.83 and 1,451.08

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Solution

The fourth proportional to 3,398.86, 5,098.83 and 1,451.08 is: 2,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398.86 : 5,098.83 = 1,451.08 : x
  2. Step 2: Convert to fraction form
    3,398.86/5,098.83 = 1,451.08/x
  3. Step 3: Cross multiply
    3,398.86x = 5,098.83 × 1,451.08
  4. Step 4: Simplify right side
    3,398.86x = 7,398,810.24
  5. Step 5: Solve for x
    x = 7,398,810.24/3,398.86
  6. Step 6: Final answer
    x = 2,176.85

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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.