Home / 5,712.18-8,566.62-2,201.91

Finding the Fourth Proportional to 5,712.18, 8,566.62 and 2,201.91

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Solution

The fourth proportional to 5,712.18, 8,566.62 and 2,201.91 is: 3,302.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.18 : 8,566.62 = 2,201.91 : x
  2. Step 2: Convert to fraction form
    5,712.18/8,566.62 = 2,201.91/x
  3. Step 3: Cross multiply
    5,712.18x = 8,566.62 × 2,201.91
  4. Step 4: Simplify right side
    5,712.18x = 18,862,883.41
  5. Step 5: Solve for x
    x = 18,862,883.41/5,712.18
  6. Step 6: Final answer
    x = 3,302.22

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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.