Home / 3,888-5,826.96-2,597.76

Finding the Fourth Proportional to 3,888, 5,826.96 and 2,597.76

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Solution

The fourth proportional to 3,888, 5,826.96 and 2,597.76 is: 3,893.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888 : 5,826.96 = 2,597.76 : x
  2. Step 2: Convert to fraction form
    3,888/5,826.96 = 2,597.76/x
  3. Step 3: Cross multiply
    3,888x = 5,826.96 × 2,597.76
  4. Step 4: Simplify right side
    3,888x = 15,137,043.61
  5. Step 5: Solve for x
    x = 15,137,043.61/3,888
  6. Step 6: Final answer
    x = 3,893.27

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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.