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Finding the Fourth Proportional to 10,876.65, 15,009.75 and 6,096.63

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Solution

The fourth proportional to 10,876.65, 15,009.75 and 6,096.63 is: 8,413.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.65 : 15,009.75 = 6,096.63 : x
  2. Step 2: Convert to fraction form
    10,876.65/15,009.75 = 6,096.63/x
  3. Step 3: Cross multiply
    10,876.65x = 15,009.75 × 6,096.63
  4. Step 4: Simplify right side
    10,876.65x = 91,508,892.14
  5. Step 5: Solve for x
    x = 91,508,892.14/10,876.65
  6. Step 6: Final answer
    x = 8,413.33

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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.