Home / 10,731.51-16,099.55-3,335.79

Finding the Fourth Proportional to 10,731.51, 16,099.55 and 3,335.79

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Solution

The fourth proportional to 10,731.51, 16,099.55 and 3,335.79 is: 5,004.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.51 : 16,099.55 = 3,335.79 : x
  2. Step 2: Convert to fraction form
    10,731.51/16,099.55 = 3,335.79/x
  3. Step 3: Cross multiply
    10,731.51x = 16,099.55 × 3,335.79
  4. Step 4: Simplify right side
    10,731.51x = 53,704,701.22
  5. Step 5: Solve for x
    x = 53,704,701.22/10,731.51
  6. Step 6: Final answer
    x = 5,004.39

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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.