Home / 8,618.48-12,924.98-3,353.14

Finding the Fourth Proportional to 8,618.48, 12,924.98 and 3,353.14

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Solution

The fourth proportional to 8,618.48, 12,924.98 and 3,353.14 is: 5,028.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,618.48 : 12,924.98 = 3,353.14 : x
  2. Step 2: Convert to fraction form
    8,618.48/12,924.98 = 3,353.14/x
  3. Step 3: Cross multiply
    8,618.48x = 12,924.98 × 3,353.14
  4. Step 4: Simplify right side
    8,618.48x = 43,339,267.44
  5. Step 5: Solve for x
    x = 43,339,267.44/8,618.48
  6. Step 6: Final answer
    x = 5,028.64

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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.