Home / 8,069.89-11,138.56-4,534.24

Finding the Fourth Proportional to 8,069.89, 11,138.56 and 4,534.24

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Solution

The fourth proportional to 8,069.89, 11,138.56 and 4,534.24 is: 6,258.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.89 : 11,138.56 = 4,534.24 : x
  2. Step 2: Convert to fraction form
    8,069.89/11,138.56 = 4,534.24/x
  3. Step 3: Cross multiply
    8,069.89x = 11,138.56 × 4,534.24
  4. Step 4: Simplify right side
    8,069.89x = 50,504,904.29
  5. Step 5: Solve for x
    x = 50,504,904.29/8,069.89
  6. Step 6: Final answer
    x = 6,258.44

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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.