Home / 11,721.02-17,583.89-4,325.52

Finding the Fourth Proportional to 11,721.02, 17,583.89 and 4,325.52

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Solution

The fourth proportional to 11,721.02, 17,583.89 and 4,325.52 is: 6,489.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,721.02 : 17,583.89 = 4,325.52 : x
  2. Step 2: Convert to fraction form
    11,721.02/17,583.89 = 4,325.52/x
  3. Step 3: Cross multiply
    11,721.02x = 17,583.89 × 4,325.52
  4. Step 4: Simplify right side
    11,721.02x = 76,059,467.87
  5. Step 5: Solve for x
    x = 76,059,467.87/11,721.02
  6. Step 6: Final answer
    x = 6,489.15

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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.