Home / 6,933.55-10,400.65-3,378.93

Finding the Fourth Proportional to 6,933.55, 10,400.65 and 3,378.93

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Solution

The fourth proportional to 6,933.55, 10,400.65 and 3,378.93 is: 5,068.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.55 : 10,400.65 = 3,378.93 : x
  2. Step 2: Convert to fraction form
    6,933.55/10,400.65 = 3,378.93/x
  3. Step 3: Cross multiply
    6,933.55x = 10,400.65 × 3,378.93
  4. Step 4: Simplify right side
    6,933.55x = 35,143,098.36
  5. Step 5: Solve for x
    x = 35,143,098.36/6,933.55
  6. Step 6: Final answer
    x = 5,068.56

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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.