Home / 6,936.32-9,569.78-3,950.04

Finding the Fourth Proportional to 6,936.32, 9,569.78 and 3,950.04

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Solution

The fourth proportional to 6,936.32, 9,569.78 and 3,950.04 is: 5,449.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.32 : 9,569.78 = 3,950.04 : x
  2. Step 2: Convert to fraction form
    6,936.32/9,569.78 = 3,950.04/x
  3. Step 3: Cross multiply
    6,936.32x = 9,569.78 × 3,950.04
  4. Step 4: Simplify right side
    6,936.32x = 37,801,023.67
  5. Step 5: Solve for x
    x = 37,801,023.67/6,936.32
  6. Step 6: Final answer
    x = 5,449.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.