Home / 5,464.32-8,198.40-3,409.92

Finding the Fourth Proportional to 5,464.32, 8,198.40 and 3,409.92

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Solution

The fourth proportional to 5,464.32, 8,198.40 and 3,409.92 is: 5,116.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,464.32 : 8,198.40 = 3,409.92 : x
  2. Step 2: Convert to fraction form
    5,464.32/8,198.40 = 3,409.92/x
  3. Step 3: Cross multiply
    5,464.32x = 8,198.40 × 3,409.92
  4. Step 4: Simplify right side
    5,464.32x = 27,955,888.13
  5. Step 5: Solve for x
    x = 27,955,888.13/5,464.32
  6. Step 6: Final answer
    x = 5,116.08

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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.