Home / 3,354.05-4,628.61-1,862.06

Finding the Fourth Proportional to 3,354.05, 4,628.61 and 1,862.06

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Solution

The fourth proportional to 3,354.05, 4,628.61 and 1,862.06 is: 2,569.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.05 : 4,628.61 = 1,862.06 : x
  2. Step 2: Convert to fraction form
    3,354.05/4,628.61 = 1,862.06/x
  3. Step 3: Cross multiply
    3,354.05x = 4,628.61 × 1,862.06
  4. Step 4: Simplify right side
    3,354.05x = 8,618,726.39
  5. Step 5: Solve for x
    x = 8,618,726.39/3,354.05
  6. Step 6: Final answer
    x = 2,569.65

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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.