Home / 3,328.05-4,985.52-1,862.73

Finding the Fourth Proportional to 3,328.05, 4,985.52 and 1,862.73

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Solution

The fourth proportional to 3,328.05, 4,985.52 and 1,862.73 is: 2,790.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.05 : 4,985.52 = 1,862.73 : x
  2. Step 2: Convert to fraction form
    3,328.05/4,985.52 = 1,862.73/x
  3. Step 3: Cross multiply
    3,328.05x = 4,985.52 × 1,862.73
  4. Step 4: Simplify right side
    3,328.05x = 9,286,677.67
  5. Step 5: Solve for x
    x = 9,286,677.67/3,328.05
  6. Step 6: Final answer
    x = 2,790.43

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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.