Home / 3,289.69-4,935.33-1,098.58

Finding the Fourth Proportional to 3,289.69, 4,935.33 and 1,098.58

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Solution

The fourth proportional to 3,289.69, 4,935.33 and 1,098.58 is: 1,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289.69 : 4,935.33 = 1,098.58 : x
  2. Step 2: Convert to fraction form
    3,289.69/4,935.33 = 1,098.58/x
  3. Step 3: Cross multiply
    3,289.69x = 4,935.33 × 1,098.58
  4. Step 4: Simplify right side
    3,289.69x = 5,421,854.83
  5. Step 5: Solve for x
    x = 5,421,854.83/3,289.69
  6. Step 6: Final answer
    x = 1,648.14

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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.