Home / 9,239.16-13,868.16-6,766.62

Finding the Fourth Proportional to 9,239.16, 13,868.16 and 6,766.62

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Solution

The fourth proportional to 9,239.16, 13,868.16 and 6,766.62 is: 10,156.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.16 : 13,868.16 = 6,766.62 : x
  2. Step 2: Convert to fraction form
    9,239.16/13,868.16 = 6,766.62/x
  3. Step 3: Cross multiply
    9,239.16x = 13,868.16 × 6,766.62
  4. Step 4: Simplify right side
    9,239.16x = 93,840,568.82
  5. Step 5: Solve for x
    x = 93,840,568.82/9,239.16
  6. Step 6: Final answer
    x = 10,156.83

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1.5x scale

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.