Home / 8,979.54-13,493.61-4,822.62

Finding the Fourth Proportional to 8,979.54, 13,493.61 and 4,822.62

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Solution

The fourth proportional to 8,979.54, 13,493.61 and 4,822.62 is: 7,246.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,979.54 : 13,493.61 = 4,822.62 : x
  2. Step 2: Convert to fraction form
    8,979.54/13,493.61 = 4,822.62/x
  3. Step 3: Cross multiply
    8,979.54x = 13,493.61 × 4,822.62
  4. Step 4: Simplify right side
    8,979.54x = 65,074,553.46
  5. Step 5: Solve for x
    x = 65,074,553.46/8,979.54
  6. Step 6: Final answer
    x = 7,246.98

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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.