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Finding the Fourth Proportional to 11,095.44, 15,293.44 and 7,866.32

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Solution

The fourth proportional to 11,095.44, 15,293.44 and 7,866.32 is: 10,842.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.44 : 15,293.44 = 7,866.32 : x
  2. Step 2: Convert to fraction form
    11,095.44/15,293.44 = 7,866.32/x
  3. Step 3: Cross multiply
    11,095.44x = 15,293.44 × 7,866.32
  4. Step 4: Simplify right side
    11,095.44x = 120,303,092.94
  5. Step 5: Solve for x
    x = 120,303,092.94/11,095.44
  6. Step 6: Final answer
    x = 10,842.57

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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.