Home / 11,583.89-17,399.10-6,913.02

Finding the Fourth Proportional to 11,583.89, 17,399.10 and 6,913.02

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Solution

The fourth proportional to 11,583.89, 17,399.10 and 6,913.02 is: 10,383.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,583.89 : 17,399.10 = 6,913.02 : x
  2. Step 2: Convert to fraction form
    11,583.89/17,399.10 = 6,913.02/x
  3. Step 3: Cross multiply
    11,583.89x = 17,399.10 × 6,913.02
  4. Step 4: Simplify right side
    11,583.89x = 120,280,326.28
  5. Step 5: Solve for x
    x = 120,280,326.28/11,583.89
  6. Step 6: Final answer
    x = 10,383.42

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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.