Home / 3,139.10-4,704.53-1,753.09

Finding the Fourth Proportional to 3,139.10, 4,704.53 and 1,753.09

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Solution

The fourth proportional to 3,139.10, 4,704.53 and 1,753.09 is: 2,627.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139.10 : 4,704.53 = 1,753.09 : x
  2. Step 2: Convert to fraction form
    3,139.10/4,704.53 = 1,753.09/x
  3. Step 3: Cross multiply
    3,139.10x = 4,704.53 × 1,753.09
  4. Step 4: Simplify right side
    3,139.10x = 8,247,464.50
  5. Step 5: Solve for x
    x = 8,247,464.50/3,139.10
  6. Step 6: Final answer
    x = 2,627.33

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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.