Home / 6,934.40-10,404.88-3,474.08

Finding the Fourth Proportional to 6,934.40, 10,404.88 and 3,474.08

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Solution

The fourth proportional to 6,934.40, 10,404.88 and 3,474.08 is: 5,212.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.40 : 10,404.88 = 3,474.08 : x
  2. Step 2: Convert to fraction form
    6,934.40/10,404.88 = 3,474.08/x
  3. Step 3: Cross multiply
    6,934.40x = 10,404.88 × 3,474.08
  4. Step 4: Simplify right side
    6,934.40x = 36,147,385.51
  5. Step 5: Solve for x
    x = 36,147,385.51/6,934.40
  6. Step 6: Final answer
    x = 5,212.76

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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.