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Finding the Fourth Proportional to 6,805.44, 10,202.72 and 6,258.72

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Solution

The fourth proportional to 6,805.44, 10,202.72 and 6,258.72 is: 9,383.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,805.44 : 10,202.72 = 6,258.72 : x
  2. Step 2: Convert to fraction form
    6,805.44/10,202.72 = 6,258.72/x
  3. Step 3: Cross multiply
    6,805.44x = 10,202.72 × 6,258.72
  4. Step 4: Simplify right side
    6,805.44x = 63,855,967.72
  5. Step 5: Solve for x
    x = 63,855,967.72/6,805.44
  6. Step 6: Final answer
    x = 9,383.08

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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.