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Finding the Fourth Proportional to 10,803.06, 14,908.14 and 6,087.38

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Solution

The fourth proportional to 10,803.06, 14,908.14 and 6,087.38 is: 8,400.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.06 : 14,908.14 = 6,087.38 : x
  2. Step 2: Convert to fraction form
    10,803.06/14,908.14 = 6,087.38/x
  3. Step 3: Cross multiply
    10,803.06x = 14,908.14 × 6,087.38
  4. Step 4: Simplify right side
    10,803.06x = 90,751,513.27
  5. Step 5: Solve for x
    x = 90,751,513.27/10,803.06
  6. Step 6: Final answer
    x = 8,400.54

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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.