Home / 11,389.54-17,084.32-3,598.96

Finding the Fourth Proportional to 11,389.54, 17,084.32 and 3,598.96

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Solution

The fourth proportional to 11,389.54, 17,084.32 and 3,598.96 is: 5,398.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,389.54 : 17,084.32 = 3,598.96 : x
  2. Step 2: Convert to fraction form
    11,389.54/17,084.32 = 3,598.96/x
  3. Step 3: Cross multiply
    11,389.54x = 17,084.32 × 3,598.96
  4. Step 4: Simplify right side
    11,389.54x = 61,485,784.31
  5. Step 5: Solve for x
    x = 61,485,784.31/11,389.54
  6. Step 6: Final answer
    x = 5,398.44

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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.