Home / 3,488.09-5,227.68-1,635.11

Finding the Fourth Proportional to 3,488.09, 5,227.68 and 1,635.11

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Solution

The fourth proportional to 3,488.09, 5,227.68 and 1,635.11 is: 2,450.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.09 : 5,227.68 = 1,635.11 : x
  2. Step 2: Convert to fraction form
    3,488.09/5,227.68 = 1,635.11/x
  3. Step 3: Cross multiply
    3,488.09x = 5,227.68 × 1,635.11
  4. Step 4: Simplify right side
    3,488.09x = 8,547,831.84
  5. Step 5: Solve for x
    x = 8,547,831.84/3,488.09
  6. Step 6: Final answer
    x = 2,450.58

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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.