Home / 9,363.36-14,046.40-2,788.80

Finding the Fourth Proportional to 9,363.36, 14,046.40 and 2,788.80

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Solution

The fourth proportional to 9,363.36, 14,046.40 and 2,788.80 is: 4,183.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,363.36 : 14,046.40 = 2,788.80 : x
  2. Step 2: Convert to fraction form
    9,363.36/14,046.40 = 2,788.80/x
  3. Step 3: Cross multiply
    9,363.36x = 14,046.40 × 2,788.80
  4. Step 4: Simplify right side
    9,363.36x = 39,172,600.32
  5. Step 5: Solve for x
    x = 39,172,600.32/9,363.36
  6. Step 6: Final answer
    x = 4,183.61

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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.