Home / 5,456.42-8,184.54-1,352.42

Finding the Fourth Proportional to 5,456.42, 8,184.54 and 1,352.42

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Solution

The fourth proportional to 5,456.42, 8,184.54 and 1,352.42 is: 2,028.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,456.42 : 8,184.54 = 1,352.42 : x
  2. Step 2: Convert to fraction form
    5,456.42/8,184.54 = 1,352.42/x
  3. Step 3: Cross multiply
    5,456.42x = 8,184.54 × 1,352.42
  4. Step 4: Simplify right side
    5,456.42x = 11,068,935.59
  5. Step 5: Solve for x
    x = 11,068,935.59/5,456.42
  6. Step 6: Final answer
    x = 2,028.61

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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.