Home / 3,354.10-4,628.70-1,862.11

Finding the Fourth Proportional to 3,354.10, 4,628.70 and 1,862.11

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Solution

The fourth proportional to 3,354.10, 4,628.70 and 1,862.11 is: 2,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,354.10 : 4,628.70 = 1,862.11 : x
  2. Step 2: Convert to fraction form
    3,354.10/4,628.70 = 1,862.11/x
  3. Step 3: Cross multiply
    3,354.10x = 4,628.70 × 1,862.11
  4. Step 4: Simplify right side
    3,354.10x = 8,619,125.41
  5. Step 5: Solve for x
    x = 8,619,125.41/3,354.10
  6. Step 6: Final answer
    x = 2,569.73

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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.