Home / 5,731.10-8,582.81-3,258.42

Finding the Fourth Proportional to 5,731.10, 8,582.81 and 3,258.42

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Solution

The fourth proportional to 5,731.10, 8,582.81 and 3,258.42 is: 4,879.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,731.10 : 8,582.81 = 3,258.42 : x
  2. Step 2: Convert to fraction form
    5,731.10/8,582.81 = 3,258.42/x
  3. Step 3: Cross multiply
    5,731.10x = 8,582.81 × 3,258.42
  4. Step 4: Simplify right side
    5,731.10x = 27,966,383.47
  5. Step 5: Solve for x
    x = 27,966,383.47/5,731.10
  6. Step 6: Final answer
    x = 4,879.76

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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.