Home / 10,564.35-15,846.51-3,168.80

Finding the Fourth Proportional to 10,564.35, 15,846.51 and 3,168.80

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Solution

The fourth proportional to 10,564.35, 15,846.51 and 3,168.80 is: 4,753.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.35 : 15,846.51 = 3,168.80 : x
  2. Step 2: Convert to fraction form
    10,564.35/15,846.51 = 3,168.80/x
  3. Step 3: Cross multiply
    10,564.35x = 15,846.51 × 3,168.80
  4. Step 4: Simplify right side
    10,564.35x = 50,214,359.48
  5. Step 5: Solve for x
    x = 50,214,359.48/10,564.35
  6. Step 6: Final answer
    x = 4,753.19

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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.