Home / 10,731.34-16,099.05-3,335.86

Finding the Fourth Proportional to 10,731.34, 16,099.05 and 3,335.86

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Solution

The fourth proportional to 10,731.34, 16,099.05 and 3,335.86 is: 5,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.34 : 16,099.05 = 3,335.86 : x
  2. Step 2: Convert to fraction form
    10,731.34/16,099.05 = 3,335.86/x
  3. Step 3: Cross multiply
    10,731.34x = 16,099.05 × 3,335.86
  4. Step 4: Simplify right side
    10,731.34x = 53,704,164.29
  5. Step 5: Solve for x
    x = 53,704,164.29/10,731.34
  6. Step 6: Final answer
    x = 5,004.43

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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.