Home / 4,299.05-6,449.69-1,488.47

Finding the Fourth Proportional to 4,299.05, 6,449.69 and 1,488.47

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Solution

The fourth proportional to 4,299.05, 6,449.69 and 1,488.47 is: 2,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,299.05 : 6,449.69 = 1,488.47 : x
  2. Step 2: Convert to fraction form
    4,299.05/6,449.69 = 1,488.47/x
  3. Step 3: Cross multiply
    4,299.05x = 6,449.69 × 1,488.47
  4. Step 4: Simplify right side
    4,299.05x = 9,600,141.55
  5. Step 5: Solve for x
    x = 9,600,141.55/4,299.05
  6. Step 6: Final answer
    x = 2,233.09

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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.