Home / 5,851.44-8,780.40-2,388.96

Finding the Fourth Proportional to 5,851.44, 8,780.40 and 2,388.96

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Solution

The fourth proportional to 5,851.44, 8,780.40 and 2,388.96 is: 3,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.44 : 8,780.40 = 2,388.96 : x
  2. Step 2: Convert to fraction form
    5,851.44/8,780.40 = 2,388.96/x
  3. Step 3: Cross multiply
    5,851.44x = 8,780.40 × 2,388.96
  4. Step 4: Simplify right side
    5,851.44x = 20,976,024.38
  5. Step 5: Solve for x
    x = 20,976,024.38/5,851.44
  6. Step 6: Final answer
    x = 3,584.76

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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.