Home / 3,402.10-5,103.15-2,826.10

Finding the Fourth Proportional to 3,402.10, 5,103.15 and 2,826.10

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Solution

The fourth proportional to 3,402.10, 5,103.15 and 2,826.10 is: 4,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402.10 : 5,103.15 = 2,826.10 : x
  2. Step 2: Convert to fraction form
    3,402.10/5,103.15 = 2,826.10/x
  3. Step 3: Cross multiply
    3,402.10x = 5,103.15 × 2,826.10
  4. Step 4: Simplify right side
    3,402.10x = 14,422,012.22
  5. Step 5: Solve for x
    x = 14,422,012.22/3,402.10
  6. Step 6: Final answer
    x = 4,239.15

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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.