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Finding the Fourth Proportional to 9,995.78, 13,795.08 and 6,016.25

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Solution

The fourth proportional to 9,995.78, 13,795.08 and 6,016.25 is: 8,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,995.78 : 13,795.08 = 6,016.25 : x
  2. Step 2: Convert to fraction form
    9,995.78/13,795.08 = 6,016.25/x
  3. Step 3: Cross multiply
    9,995.78x = 13,795.08 × 6,016.25
  4. Step 4: Simplify right side
    9,995.78x = 82,994,650.05
  5. Step 5: Solve for x
    x = 82,994,650.05/9,995.78
  6. Step 6: Final answer
    x = 8,302.97

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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.