Home / 3,488-4,814.66-2,443.12

Finding the Fourth Proportional to 3,488, 4,814.66 and 2,443.12

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Solution

The fourth proportional to 3,488, 4,814.66 and 2,443.12 is: 3,372.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488 : 4,814.66 = 2,443.12 : x
  2. Step 2: Convert to fraction form
    3,488/4,814.66 = 2,443.12/x
  3. Step 3: Cross multiply
    3,488x = 4,814.66 × 2,443.12
  4. Step 4: Simplify right side
    3,488x = 11,762,792.14
  5. Step 5: Solve for x
    x = 11,762,792.14/3,488
  6. Step 6: Final answer
    x = 3,372.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.