Home / 3,330.30-4,587.96-2,761

Finding the Fourth Proportional to 3,330.30, 4,587.96 and 2,761

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Solution

The fourth proportional to 3,330.30, 4,587.96 and 2,761 is: 3,803.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,330.30 : 4,587.96 = 2,761 : x
  2. Step 2: Convert to fraction form
    3,330.30/4,587.96 = 2,761/x
  3. Step 3: Cross multiply
    3,330.30x = 4,587.96 × 2,761
  4. Step 4: Simplify right side
    3,330.30x = 12,667,357.56
  5. Step 5: Solve for x
    x = 12,667,357.56/3,330.30
  6. Step 6: Final answer
    x = 3,803.67

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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.