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Finding the Fourth Proportional to 6,799.32, 10,194.82 and 6,219.21

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Solution

The fourth proportional to 6,799.32, 10,194.82 and 6,219.21 is: 9,325.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.32 : 10,194.82 = 6,219.21 : x
  2. Step 2: Convert to fraction form
    6,799.32/10,194.82 = 6,219.21/x
  3. Step 3: Cross multiply
    6,799.32x = 10,194.82 × 6,219.21
  4. Step 4: Simplify right side
    6,799.32x = 63,403,726.49
  5. Step 5: Solve for x
    x = 63,403,726.49/6,799.32
  6. Step 6: Final answer
    x = 9,325.01

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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.