Home / 10,579.18-15,869.46-3,559.87

Finding the Fourth Proportional to 10,579.18, 15,869.46 and 3,559.87

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Solution

The fourth proportional to 10,579.18, 15,869.46 and 3,559.87 is: 5,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.18 : 15,869.46 = 3,559.87 : x
  2. Step 2: Convert to fraction form
    10,579.18/15,869.46 = 3,559.87/x
  3. Step 3: Cross multiply
    10,579.18x = 15,869.46 × 3,559.87
  4. Step 4: Simplify right side
    10,579.18x = 56,493,214.57
  5. Step 5: Solve for x
    x = 56,493,214.57/10,579.18
  6. Step 6: Final answer
    x = 5,340.04

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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.