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Finding the Fourth Proportional to 6,716.39, 9,241.49 and 6,544.67

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Solution

The fourth proportional to 6,716.39, 9,241.49 and 6,544.67 is: 9,005.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.39 : 9,241.49 = 6,544.67 : x
  2. Step 2: Convert to fraction form
    6,716.39/9,241.49 = 6,544.67/x
  3. Step 3: Cross multiply
    6,716.39x = 9,241.49 × 6,544.67
  4. Step 4: Simplify right side
    6,716.39x = 60,482,472.51
  5. Step 5: Solve for x
    x = 60,482,472.51/6,716.39
  6. Step 6: Final answer
    x = 9,005.21

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Half scale
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Double scale
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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.