Home / 2,208.18-3,044.07-1,542.96

Finding the Fourth Proportional to 2,208.18, 3,044.07 and 1,542.96

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Solution

The fourth proportional to 2,208.18, 3,044.07 and 1,542.96 is: 2,127.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208.18 : 3,044.07 = 1,542.96 : x
  2. Step 2: Convert to fraction form
    2,208.18/3,044.07 = 1,542.96/x
  3. Step 3: Cross multiply
    2,208.18x = 3,044.07 × 1,542.96
  4. Step 4: Simplify right side
    2,208.18x = 4,696,895.45
  5. Step 5: Solve for x
    x = 4,696,895.45/2,208.18
  6. Step 6: Final answer
    x = 2,127.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.