Home / 10,950.40-15,112.68-6,704.27

Finding the Fourth Proportional to 10,950.40, 15,112.68 and 6,704.27

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Solution

The fourth proportional to 10,950.40, 15,112.68 and 6,704.27 is: 9,252.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,950.40 : 15,112.68 = 6,704.27 : x
  2. Step 2: Convert to fraction form
    10,950.40/15,112.68 = 6,704.27/x
  3. Step 3: Cross multiply
    10,950.40x = 15,112.68 × 6,704.27
  4. Step 4: Simplify right side
    10,950.40x = 101,319,487.14
  5. Step 5: Solve for x
    x = 101,319,487.14/10,950.40
  6. Step 6: Final answer
    x = 9,252.58

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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.