Home / 8,945.84-13,410.54-3,098.36

Finding the Fourth Proportional to 8,945.84, 13,410.54 and 3,098.36

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Solution

The fourth proportional to 8,945.84, 13,410.54 and 3,098.36 is: 4,644.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,945.84 : 13,410.54 = 3,098.36 : x
  2. Step 2: Convert to fraction form
    8,945.84/13,410.54 = 3,098.36/x
  3. Step 3: Cross multiply
    8,945.84x = 13,410.54 × 3,098.36
  4. Step 4: Simplify right side
    8,945.84x = 41,550,613.66
  5. Step 5: Solve for x
    x = 41,550,613.66/8,945.84
  6. Step 6: Final answer
    x = 4,644.69

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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.