Home / 11,239.80-15,511.22-6,204.10

Finding the Fourth Proportional to 11,239.80, 15,511.22 and 6,204.10

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Solution

The fourth proportional to 11,239.80, 15,511.22 and 6,204.10 is: 8,561.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,239.80 : 15,511.22 = 6,204.10 : x
  2. Step 2: Convert to fraction form
    11,239.80/15,511.22 = 6,204.10/x
  3. Step 3: Cross multiply
    11,239.80x = 15,511.22 × 6,204.10
  4. Step 4: Simplify right side
    11,239.80x = 96,233,160.00
  5. Step 5: Solve for x
    x = 96,233,160.00/11,239.80
  6. Step 6: Final answer
    x = 8,561.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.