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Finding the Fourth Proportional to 6,716.24, 9,270.24 and 4,358.24

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Solution

The fourth proportional to 6,716.24, 9,270.24 and 4,358.24 is: 6,015.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,716.24 : 9,270.24 = 4,358.24 : x
  2. Step 2: Convert to fraction form
    6,716.24/9,270.24 = 4,358.24/x
  3. Step 3: Cross multiply
    6,716.24x = 9,270.24 × 4,358.24
  4. Step 4: Simplify right side
    6,716.24x = 40,401,930.78
  5. Step 5: Solve for x
    x = 40,401,930.78/6,716.24
  6. Step 6: Final answer
    x = 6,015.56

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.