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Finding the Fourth Proportional to 3,252.88, 4,879.60 and 1,404.04

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Solution

The fourth proportional to 3,252.88, 4,879.60 and 1,404.04 is: 2,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252.88 : 4,879.60 = 1,404.04 : x
  2. Step 2: Convert to fraction form
    3,252.88/4,879.60 = 1,404.04/x
  3. Step 3: Cross multiply
    3,252.88x = 4,879.60 × 1,404.04
  4. Step 4: Simplify right side
    3,252.88x = 6,851,153.58
  5. Step 5: Solve for x
    x = 6,851,153.58/3,252.88
  6. Step 6: Final answer
    x = 2,106.18

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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.