Home / 3,887.01-5,359.84-2,625.88

Finding the Fourth Proportional to 3,887.01, 5,359.84 and 2,625.88

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Solution

The fourth proportional to 3,887.01, 5,359.84 and 2,625.88 is: 3,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887.01 : 5,359.84 = 2,625.88 : x
  2. Step 2: Convert to fraction form
    3,887.01/5,359.84 = 2,625.88/x
  3. Step 3: Cross multiply
    3,887.01x = 5,359.84 × 2,625.88
  4. Step 4: Simplify right side
    3,887.01x = 14,074,284.08
  5. Step 5: Solve for x
    x = 14,074,284.08/3,887.01
  6. Step 6: Final answer
    x = 3,620.85

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1.5x scale

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.