Home / 3,070.68-4,606.49-1,221.99

Finding the Fourth Proportional to 3,070.68, 4,606.49 and 1,221.99

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Solution

The fourth proportional to 3,070.68, 4,606.49 and 1,221.99 is: 1,833.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.68 : 4,606.49 = 1,221.99 : x
  2. Step 2: Convert to fraction form
    3,070.68/4,606.49 = 1,221.99/x
  3. Step 3: Cross multiply
    3,070.68x = 4,606.49 × 1,221.99
  4. Step 4: Simplify right side
    3,070.68x = 5,629,084.72
  5. Step 5: Solve for x
    x = 5,629,084.72/3,070.68
  6. Step 6: Final answer
    x = 1,833.17

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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.