Home / 5,484.59-8,218.56-2,521.43

Finding the Fourth Proportional to 5,484.59, 8,218.56 and 2,521.43

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Solution

The fourth proportional to 5,484.59, 8,218.56 and 2,521.43 is: 3,778.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,484.59 : 8,218.56 = 2,521.43 : x
  2. Step 2: Convert to fraction form
    5,484.59/8,218.56 = 2,521.43/x
  3. Step 3: Cross multiply
    5,484.59x = 8,218.56 × 2,521.43
  4. Step 4: Simplify right side
    5,484.59x = 20,722,522.92
  5. Step 5: Solve for x
    x = 20,722,522.92/5,484.59
  6. Step 6: Final answer
    x = 3,778.32

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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.