Home / 11,649.97-17,465.23-3,854.53

Finding the Fourth Proportional to 11,649.97, 17,465.23 and 3,854.53

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Solution

The fourth proportional to 11,649.97, 17,465.23 and 3,854.53 is: 5,778.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.97 : 17,465.23 = 3,854.53 : x
  2. Step 2: Convert to fraction form
    11,649.97/17,465.23 = 3,854.53/x
  3. Step 3: Cross multiply
    11,649.97x = 17,465.23 × 3,854.53
  4. Step 4: Simplify right side
    11,649.97x = 67,320,252.99
  5. Step 5: Solve for x
    x = 67,320,252.99/11,649.97
  6. Step 6: Final answer
    x = 5,778.58

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1.5x scale

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.