Home / 9,905.97-14,864.90-3,664.92

Finding the Fourth Proportional to 9,905.97, 14,864.90 and 3,664.92

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Solution

The fourth proportional to 9,905.97, 14,864.90 and 3,664.92 is: 5,499.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,905.97 : 14,864.90 = 3,664.92 : x
  2. Step 2: Convert to fraction form
    9,905.97/14,864.90 = 3,664.92/x
  3. Step 3: Cross multiply
    9,905.97x = 14,864.90 × 3,664.92
  4. Step 4: Simplify right side
    9,905.97x = 54,478,650.98
  5. Step 5: Solve for x
    x = 54,478,650.98/9,905.97
  6. Step 6: Final answer
    x = 5,499.58

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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.