Home / 5,765.50-7,956.39-3,281.98

Finding the Fourth Proportional to 5,765.50, 7,956.39 and 3,281.98

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Solution

The fourth proportional to 5,765.50, 7,956.39 and 3,281.98 is: 4,529.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,765.50 : 7,956.39 = 3,281.98 : x
  2. Step 2: Convert to fraction form
    5,765.50/7,956.39 = 3,281.98/x
  3. Step 3: Cross multiply
    5,765.50x = 7,956.39 × 3,281.98
  4. Step 4: Simplify right side
    5,765.50x = 26,112,712.85
  5. Step 5: Solve for x
    x = 26,112,712.85/5,765.50
  6. Step 6: Final answer
    x = 4,529.13

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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.