Home / 8,889.64-13,336.43-3,046.09

Finding the Fourth Proportional to 8,889.64, 13,336.43 and 3,046.09

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Solution

The fourth proportional to 8,889.64, 13,336.43 and 3,046.09 is: 4,569.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889.64 : 13,336.43 = 3,046.09 : x
  2. Step 2: Convert to fraction form
    8,889.64/13,336.43 = 3,046.09/x
  3. Step 3: Cross multiply
    8,889.64x = 13,336.43 × 3,046.09
  4. Step 4: Simplify right side
    8,889.64x = 40,623,966.06
  5. Step 5: Solve for x
    x = 40,623,966.06/8,889.64
  6. Step 6: Final answer
    x = 4,569.81

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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.