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Finding the Fourth Proportional to 8,852.49, 13,278.74 and 4,906.17

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Solution

The fourth proportional to 8,852.49, 13,278.74 and 4,906.17 is: 7,359.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,852.49 : 13,278.74 = 4,906.17 : x
  2. Step 2: Convert to fraction form
    8,852.49/13,278.74 = 4,906.17/x
  3. Step 3: Cross multiply
    8,852.49x = 13,278.74 × 4,906.17
  4. Step 4: Simplify right side
    8,852.49x = 65,147,731.29
  5. Step 5: Solve for x
    x = 65,147,731.29/8,852.49
  6. Step 6: Final answer
    x = 7,359.26

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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.