Home / 3,606.68-5,409.86-2,068.76

Finding the Fourth Proportional to 3,606.68, 5,409.86 and 2,068.76

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Solution

The fourth proportional to 3,606.68, 5,409.86 and 2,068.76 is: 3,103.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,606.68 : 5,409.86 = 2,068.76 : x
  2. Step 2: Convert to fraction form
    3,606.68/5,409.86 = 2,068.76/x
  3. Step 3: Cross multiply
    3,606.68x = 5,409.86 × 2,068.76
  4. Step 4: Simplify right side
    3,606.68x = 11,191,701.97
  5. Step 5: Solve for x
    x = 11,191,701.97/3,606.68
  6. Step 6: Final answer
    x = 3,103.05

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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.