Home / 3,651.56-5,026.74-2,765.96

Finding the Fourth Proportional to 3,651.56, 5,026.74 and 2,765.96

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Solution

The fourth proportional to 3,651.56, 5,026.74 and 2,765.96 is: 3,807.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,651.56 : 5,026.74 = 2,765.96 : x
  2. Step 2: Convert to fraction form
    3,651.56/5,026.74 = 2,765.96/x
  3. Step 3: Cross multiply
    3,651.56x = 5,026.74 × 2,765.96
  4. Step 4: Simplify right side
    3,651.56x = 13,903,761.77
  5. Step 5: Solve for x
    x = 13,903,761.77/3,651.56
  6. Step 6: Final answer
    x = 3,807.62

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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.