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Finding the Fourth Proportional to 6,533.73, 9,021.11 and 5,018.76

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Solution

The fourth proportional to 6,533.73, 9,021.11 and 5,018.76 is: 6,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,533.73 : 9,021.11 = 5,018.76 : x
  2. Step 2: Convert to fraction form
    6,533.73/9,021.11 = 5,018.76/x
  3. Step 3: Cross multiply
    6,533.73x = 9,021.11 × 5,018.76
  4. Step 4: Simplify right side
    6,533.73x = 45,274,760.93
  5. Step 5: Solve for x
    x = 45,274,760.93/6,533.73
  6. Step 6: Final answer
    x = 6,929.39

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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.