Home / 6,579.20-9,871.26-3,948.59

Finding the Fourth Proportional to 6,579.20, 9,871.26 and 3,948.59

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Solution

The fourth proportional to 6,579.20, 9,871.26 and 3,948.59 is: 5,924.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,579.20 : 9,871.26 = 3,948.59 : x
  2. Step 2: Convert to fraction form
    6,579.20/9,871.26 = 3,948.59/x
  3. Step 3: Cross multiply
    6,579.20x = 9,871.26 × 3,948.59
  4. Step 4: Simplify right side
    6,579.20x = 38,977,538.78
  5. Step 5: Solve for x
    x = 38,977,538.78/6,579.20
  6. Step 6: Final answer
    x = 5,924.36

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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.