Home / 6,531.78-9,799.09-2,149.02

Finding the Fourth Proportional to 6,531.78, 9,799.09 and 2,149.02

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Solution

The fourth proportional to 6,531.78, 9,799.09 and 2,149.02 is: 3,224.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.78 : 9,799.09 = 2,149.02 : x
  2. Step 2: Convert to fraction form
    6,531.78/9,799.09 = 2,149.02/x
  3. Step 3: Cross multiply
    6,531.78x = 9,799.09 × 2,149.02
  4. Step 4: Simplify right side
    6,531.78x = 21,058,440.39
  5. Step 5: Solve for x
    x = 21,058,440.39/6,531.78
  6. Step 6: Final answer
    x = 3,224.00

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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.