Home / 11,426.62-15,768.95-6,950.56

Finding the Fourth Proportional to 11,426.62, 15,768.95 and 6,950.56

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Solution

The fourth proportional to 11,426.62, 15,768.95 and 6,950.56 is: 9,591.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,426.62 : 15,768.95 = 6,950.56 : x
  2. Step 2: Convert to fraction form
    11,426.62/15,768.95 = 6,950.56/x
  3. Step 3: Cross multiply
    11,426.62x = 15,768.95 × 6,950.56
  4. Step 4: Simplify right side
    11,426.62x = 109,603,033.11
  5. Step 5: Solve for x
    x = 109,603,033.11/11,426.62
  6. Step 6: Final answer
    x = 9,591.90

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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.