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Finding the Fourth Proportional to 3,568.12, 4,917.72 and 3,010.03

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Solution

The fourth proportional to 3,568.12, 4,917.72 and 3,010.03 is: 4,148.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,568.12 : 4,917.72 = 3,010.03 : x
  2. Step 2: Convert to fraction form
    3,568.12/4,917.72 = 3,010.03/x
  3. Step 3: Cross multiply
    3,568.12x = 4,917.72 × 3,010.03
  4. Step 4: Simplify right side
    3,568.12x = 14,802,484.73
  5. Step 5: Solve for x
    x = 14,802,484.73/3,568.12
  6. Step 6: Final answer
    x = 4,148.54

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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.