Home / 11,240.51-15,511.82-6,204.62

Finding the Fourth Proportional to 11,240.51, 15,511.82 and 6,204.62

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Solution

The fourth proportional to 11,240.51, 15,511.82 and 6,204.62 is: 8,562.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.51 : 15,511.82 = 6,204.62 : x
  2. Step 2: Convert to fraction form
    11,240.51/15,511.82 = 6,204.62/x
  3. Step 3: Cross multiply
    11,240.51x = 15,511.82 × 6,204.62
  4. Step 4: Simplify right side
    11,240.51x = 96,244,840.03
  5. Step 5: Solve for x
    x = 96,244,840.03/11,240.51
  6. Step 6: Final answer
    x = 8,562.32

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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.