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Finding the Fourth Proportional to 5,009.66, 6,910.56 and 3,019.04

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Solution

The fourth proportional to 5,009.66, 6,910.56 and 3,019.04 is: 4,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.66 : 6,910.56 = 3,019.04 : x
  2. Step 2: Convert to fraction form
    5,009.66/6,910.56 = 3,019.04/x
  3. Step 3: Cross multiply
    5,009.66x = 6,910.56 × 3,019.04
  4. Step 4: Simplify right side
    5,009.66x = 20,863,257.06
  5. Step 5: Solve for x
    x = 20,863,257.06/5,009.66
  6. Step 6: Final answer
    x = 4,164.61

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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.