Home / 4,330.20-6,484.99-2,765.36

Finding the Fourth Proportional to 4,330.20, 6,484.99 and 2,765.36

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Solution

The fourth proportional to 4,330.20, 6,484.99 and 2,765.36 is: 4,141.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,330.20 : 6,484.99 = 2,765.36 : x
  2. Step 2: Convert to fraction form
    4,330.20/6,484.99 = 2,765.36/x
  3. Step 3: Cross multiply
    4,330.20x = 6,484.99 × 2,765.36
  4. Step 4: Simplify right side
    4,330.20x = 17,933,285.69
  5. Step 5: Solve for x
    x = 17,933,285.69/4,330.20
  6. Step 6: Final answer
    x = 4,141.45

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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.