Home / 5,565.78-8,351.51-2,644.11

Finding the Fourth Proportional to 5,565.78, 8,351.51 and 2,644.11

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Solution

The fourth proportional to 5,565.78, 8,351.51 and 2,644.11 is: 3,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,565.78 : 8,351.51 = 2,644.11 : x
  2. Step 2: Convert to fraction form
    5,565.78/8,351.51 = 2,644.11/x
  3. Step 3: Cross multiply
    5,565.78x = 8,351.51 × 2,644.11
  4. Step 4: Simplify right side
    5,565.78x = 22,082,297.89
  5. Step 5: Solve for x
    x = 22,082,297.89/5,565.78
  6. Step 6: Final answer
    x = 3,967.51

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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.