Home / 4,217.05-6,320.45-2,984.82

Finding the Fourth Proportional to 4,217.05, 6,320.45 and 2,984.82

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Solution

The fourth proportional to 4,217.05, 6,320.45 and 2,984.82 is: 4,473.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.05 : 6,320.45 = 2,984.82 : x
  2. Step 2: Convert to fraction form
    4,217.05/6,320.45 = 2,984.82/x
  3. Step 3: Cross multiply
    4,217.05x = 6,320.45 × 2,984.82
  4. Step 4: Simplify right side
    4,217.05x = 18,865,359.04
  5. Step 5: Solve for x
    x = 18,865,359.04/4,217.05
  6. Step 6: Final answer
    x = 4,473.59

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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.