Home / 10,579.82-15,866.08-3,182.29

Finding the Fourth Proportional to 10,579.82, 15,866.08 and 3,182.29

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Solution

The fourth proportional to 10,579.82, 15,866.08 and 3,182.29 is: 4,772.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.82 : 15,866.08 = 3,182.29 : x
  2. Step 2: Convert to fraction form
    10,579.82/15,866.08 = 3,182.29/x
  3. Step 3: Cross multiply
    10,579.82x = 15,866.08 × 3,182.29
  4. Step 4: Simplify right side
    10,579.82x = 50,490,420.10
  5. Step 5: Solve for x
    x = 50,490,420.10/10,579.82
  6. Step 6: Final answer
    x = 4,772.33

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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.