Home / 3,252.04-4,878.10-911.91

Finding the Fourth Proportional to 3,252.04, 4,878.10 and 911.91

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Solution

The fourth proportional to 3,252.04, 4,878.10 and 911.91 is: 1,367.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.04 : 4,878.10 = 911.91 : x
  2. Step 2: Convert to fraction form
    3,252.04/4,878.10 = 911.91/x
  3. Step 3: Cross multiply
    3,252.04x = 4,878.10 × 911.91
  4. Step 4: Simplify right side
    3,252.04x = 4,448,388.17
  5. Step 5: Solve for x
    x = 4,448,388.17/3,252.04
  6. Step 6: Final answer
    x = 1,367.88

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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.