Home / 9,936.11-13,698.32-7,502.84

Finding the Fourth Proportional to 9,936.11, 13,698.32 and 7,502.84

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Solution

The fourth proportional to 9,936.11, 13,698.32 and 7,502.84 is: 10,343.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,936.11 : 13,698.32 = 7,502.84 : x
  2. Step 2: Convert to fraction form
    9,936.11/13,698.32 = 7,502.84/x
  3. Step 3: Cross multiply
    9,936.11x = 13,698.32 × 7,502.84
  4. Step 4: Simplify right side
    9,936.11x = 102,776,367.85
  5. Step 5: Solve for x
    x = 102,776,367.85/9,936.11
  6. Step 6: Final answer
    x = 10,343.72

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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.