Home / 8,428.44-11,626.38-5,068.92

Finding the Fourth Proportional to 8,428.44, 11,626.38 and 5,068.92

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Solution

The fourth proportional to 8,428.44, 11,626.38 and 5,068.92 is: 6,992.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428.44 : 11,626.38 = 5,068.92 : x
  2. Step 2: Convert to fraction form
    8,428.44/11,626.38 = 5,068.92/x
  3. Step 3: Cross multiply
    8,428.44x = 11,626.38 × 5,068.92
  4. Step 4: Simplify right side
    8,428.44x = 58,933,190.11
  5. Step 5: Solve for x
    x = 58,933,190.11/8,428.44
  6. Step 6: Final answer
    x = 6,992.18

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Double scale
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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.