Home / 11,083.69-15,294.45-6,606.55

Finding the Fourth Proportional to 11,083.69, 15,294.45 and 6,606.55

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Solution

The fourth proportional to 11,083.69, 15,294.45 and 6,606.55 is: 9,116.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,083.69 : 15,294.45 = 6,606.55 : x
  2. Step 2: Convert to fraction form
    11,083.69/15,294.45 = 6,606.55/x
  3. Step 3: Cross multiply
    11,083.69x = 15,294.45 × 6,606.55
  4. Step 4: Simplify right side
    11,083.69x = 101,043,548.65
  5. Step 5: Solve for x
    x = 101,043,548.65/11,083.69
  6. Step 6: Final answer
    x = 9,116.42

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Half scale
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Double scale
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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.