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Finding the Fourth Proportional to 6,997.32, 10,495.97 and 4,799.39

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Solution

The fourth proportional to 6,997.32, 10,495.97 and 4,799.39 is: 7,199.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997.32 : 10,495.97 = 4,799.39 : x
  2. Step 2: Convert to fraction form
    6,997.32/10,495.97 = 4,799.39/x
  3. Step 3: Cross multiply
    6,997.32x = 10,495.97 × 4,799.39
  4. Step 4: Simplify right side
    6,997.32x = 50,374,253.46
  5. Step 5: Solve for x
    x = 50,374,253.46/6,997.32
  6. Step 6: Final answer
    x = 7,199.08

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Double scale
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Similar ratio
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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.