Home / 3,887.09-5,859.64-3,633.15

Finding the Fourth Proportional to 3,887.09, 5,859.64 and 3,633.15

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Solution

The fourth proportional to 3,887.09, 5,859.64 and 3,633.15 is: 5,476.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.09 : 5,859.64 = 3,633.15 : x
  2. Step 2: Convert to fraction form
    3,887.09/5,859.64 = 3,633.15/x
  3. Step 3: Cross multiply
    3,887.09x = 5,859.64 × 3,633.15
  4. Step 4: Simplify right side
    3,887.09x = 21,288,977.58
  5. Step 5: Solve for x
    x = 21,288,977.58/3,887.09
  6. Step 6: Final answer
    x = 5,476.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.