Home / 5,919.21-8,877.87-2,801.25

Finding the Fourth Proportional to 5,919.21, 8,877.87 and 2,801.25

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Solution

The fourth proportional to 5,919.21, 8,877.87 and 2,801.25 is: 4,201.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.21 : 8,877.87 = 2,801.25 : x
  2. Step 2: Convert to fraction form
    5,919.21/8,877.87 = 2,801.25/x
  3. Step 3: Cross multiply
    5,919.21x = 8,877.87 × 2,801.25
  4. Step 4: Simplify right side
    5,919.21x = 24,869,133.34
  5. Step 5: Solve for x
    x = 24,869,133.34/5,919.21
  6. Step 6: Final answer
    x = 4,201.43

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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.