Home / 4,431.68-6,648.66-1,658.56

Finding the Fourth Proportional to 4,431.68, 6,648.66 and 1,658.56

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Solution

The fourth proportional to 4,431.68, 6,648.66 and 1,658.56 is: 2,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431.68 : 6,648.66 = 1,658.56 : x
  2. Step 2: Convert to fraction form
    4,431.68/6,648.66 = 1,658.56/x
  3. Step 3: Cross multiply
    4,431.68x = 6,648.66 × 1,658.56
  4. Step 4: Simplify right side
    4,431.68x = 11,027,201.53
  5. Step 5: Solve for x
    x = 11,027,201.53/4,431.68
  6. Step 6: Final answer
    x = 2,488.27

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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.