Home / 3,406.22-5,113.64-2,896.46

Finding the Fourth Proportional to 3,406.22, 5,113.64 and 2,896.46

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Solution

The fourth proportional to 3,406.22, 5,113.64 and 2,896.46 is: 4,348.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,406.22 : 5,113.64 = 2,896.46 : x
  2. Step 2: Convert to fraction form
    3,406.22/5,113.64 = 2,896.46/x
  3. Step 3: Cross multiply
    3,406.22x = 5,113.64 × 2,896.46
  4. Step 4: Simplify right side
    3,406.22x = 14,811,453.71
  5. Step 5: Solve for x
    x = 14,811,453.71/3,406.22
  6. Step 6: Final answer
    x = 4,348.35

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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.