Home / 3,913.23-5,869.22-1,447.49

Finding the Fourth Proportional to 3,913.23, 5,869.22 and 1,447.49

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Solution

The fourth proportional to 3,913.23, 5,869.22 and 1,447.49 is: 2,170.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,913.23 : 5,869.22 = 1,447.49 : x
  2. Step 2: Convert to fraction form
    3,913.23/5,869.22 = 1,447.49/x
  3. Step 3: Cross multiply
    3,913.23x = 5,869.22 × 1,447.49
  4. Step 4: Simplify right side
    3,913.23x = 8,495,600.67
  5. Step 5: Solve for x
    x = 8,495,600.67/3,913.23
  6. Step 6: Final answer
    x = 2,170.99

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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.