Home / 5,659.20-8,486.64-2,371.41

Finding the Fourth Proportional to 5,659.20, 8,486.64 and 2,371.41

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Solution

The fourth proportional to 5,659.20, 8,486.64 and 2,371.41 is: 3,556.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659.20 : 8,486.64 = 2,371.41 : x
  2. Step 2: Convert to fraction form
    5,659.20/8,486.64 = 2,371.41/x
  3. Step 3: Cross multiply
    5,659.20x = 8,486.64 × 2,371.41
  4. Step 4: Simplify right side
    5,659.20x = 20,125,302.96
  5. Step 5: Solve for x
    x = 20,125,302.96/5,659.20
  6. Step 6: Final answer
    x = 3,556.21

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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.