Home / 9,083.75-13,626.83-8,920.94

Finding the Fourth Proportional to 9,083.75, 13,626.83 and 8,920.94

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Solution

The fourth proportional to 9,083.75, 13,626.83 and 8,920.94 is: 13,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.75 : 13,626.83 = 8,920.94 : x
  2. Step 2: Convert to fraction form
    9,083.75/13,626.83 = 8,920.94/x
  3. Step 3: Cross multiply
    9,083.75x = 13,626.83 × 8,920.94
  4. Step 4: Simplify right side
    9,083.75x = 121,564,086.99
  5. Step 5: Solve for x
    x = 121,564,086.99/9,083.75
  6. Step 6: Final answer
    x = 13,382.60

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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.