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Finding the Fourth Proportional to 9,998.08, 14,997.10 and 5,069.12

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Solution

The fourth proportional to 9,998.08, 14,997.10 and 5,069.12 is: 7,603.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,998.08 : 14,997.10 = 5,069.12 : x
  2. Step 2: Convert to fraction form
    9,998.08/14,997.10 = 5,069.12/x
  3. Step 3: Cross multiply
    9,998.08x = 14,997.10 × 5,069.12
  4. Step 4: Simplify right side
    9,998.08x = 76,022,099.55
  5. Step 5: Solve for x
    x = 76,022,099.55/9,998.08
  6. Step 6: Final answer
    x = 7,603.67

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Half scale
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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.