Home / 5,731.18-8,599.92-3,098.60

Finding the Fourth Proportional to 5,731.18, 8,599.92 and 3,098.60

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Solution

The fourth proportional to 5,731.18, 8,599.92 and 3,098.60 is: 4,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.18 : 8,599.92 = 3,098.60 : x
  2. Step 2: Convert to fraction form
    5,731.18/8,599.92 = 3,098.60/x
  3. Step 3: Cross multiply
    5,731.18x = 8,599.92 × 3,098.60
  4. Step 4: Simplify right side
    5,731.18x = 26,647,712.11
  5. Step 5: Solve for x
    x = 26,647,712.11/5,731.18
  6. Step 6: Final answer
    x = 4,649.60

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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.