Home / 5,464.16-8,194.40-3,821.52

Finding the Fourth Proportional to 5,464.16, 8,194.40 and 3,821.52

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Solution

The fourth proportional to 5,464.16, 8,194.40 and 3,821.52 is: 5,730.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.16 : 8,194.40 = 3,821.52 : x
  2. Step 2: Convert to fraction form
    5,464.16/8,194.40 = 3,821.52/x
  3. Step 3: Cross multiply
    5,464.16x = 8,194.40 × 3,821.52
  4. Step 4: Simplify right side
    5,464.16x = 31,315,063.49
  5. Step 5: Solve for x
    x = 31,315,063.49/5,464.16
  6. Step 6: Final answer
    x = 5,730.99

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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.