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Finding the Fourth Proportional to 6,640.92, 10,005.71 and 6,008.44

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Solution

The fourth proportional to 6,640.92, 10,005.71 and 6,008.44 is: 9,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,640.92 : 10,005.71 = 6,008.44 : x
  2. Step 2: Convert to fraction form
    6,640.92/10,005.71 = 6,008.44/x
  3. Step 3: Cross multiply
    6,640.92x = 10,005.71 × 6,008.44
  4. Step 4: Simplify right side
    6,640.92x = 60,118,708.19
  5. Step 5: Solve for x
    x = 60,118,708.19/6,640.92
  6. Step 6: Final answer
    x = 9,052.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.