Home / 9,626.72-13,279.14-6,083.78

Finding the Fourth Proportional to 9,626.72, 13,279.14 and 6,083.78

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Solution

The fourth proportional to 9,626.72, 13,279.14 and 6,083.78 is: 8,391.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626.72 : 13,279.14 = 6,083.78 : x
  2. Step 2: Convert to fraction form
    9,626.72/13,279.14 = 6,083.78/x
  3. Step 3: Cross multiply
    9,626.72x = 13,279.14 × 6,083.78
  4. Step 4: Simplify right side
    9,626.72x = 80,787,299.95
  5. Step 5: Solve for x
    x = 80,787,299.95/9,626.72
  6. Step 6: Final answer
    x = 8,391.99

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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.