Home / 9,905.22-14,863.77-3,664.17

Finding the Fourth Proportional to 9,905.22, 14,863.77 and 3,664.17

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Solution

The fourth proportional to 9,905.22, 14,863.77 and 3,664.17 is: 5,498.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.22 : 14,863.77 = 3,664.17 : x
  2. Step 2: Convert to fraction form
    9,905.22/14,863.77 = 3,664.17/x
  3. Step 3: Cross multiply
    9,905.22x = 14,863.77 × 3,664.17
  4. Step 4: Simplify right side
    9,905.22x = 54,463,380.12
  5. Step 5: Solve for x
    x = 54,463,380.12/9,905.22
  6. Step 6: Final answer
    x = 5,498.45

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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.