Home / 5,851.13-8,778.23-2,103.29

Finding the Fourth Proportional to 5,851.13, 8,778.23 and 2,103.29

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Solution

The fourth proportional to 5,851.13, 8,778.23 and 2,103.29 is: 3,155.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,851.13 : 8,778.23 = 2,103.29 : x
  2. Step 2: Convert to fraction form
    5,851.13/8,778.23 = 2,103.29/x
  3. Step 3: Cross multiply
    5,851.13x = 8,778.23 × 2,103.29
  4. Step 4: Simplify right side
    5,851.13x = 18,463,114.23
  5. Step 5: Solve for x
    x = 18,463,114.23/5,851.13
  6. Step 6: Final answer
    x = 3,155.48

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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.