Home / 8,822.16-12,172.68-5,094

Finding the Fourth Proportional to 8,822.16, 12,172.68 and 5,094

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Solution

The fourth proportional to 8,822.16, 12,172.68 and 5,094 is: 7,028.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822.16 : 12,172.68 = 5,094 : x
  2. Step 2: Convert to fraction form
    8,822.16/12,172.68 = 5,094/x
  3. Step 3: Cross multiply
    8,822.16x = 12,172.68 × 5,094
  4. Step 4: Simplify right side
    8,822.16x = 62,007,631.92
  5. Step 5: Solve for x
    x = 62,007,631.92/8,822.16
  6. Step 6: Final answer
    x = 7,028.62

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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.