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Finding the Fourth Proportional to 4,718.67, 7,074.63 and 2,252.22

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Solution

The fourth proportional to 4,718.67, 7,074.63 and 2,252.22 is: 3,376.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,718.67 : 7,074.63 = 2,252.22 : x
  2. Step 2: Convert to fraction form
    4,718.67/7,074.63 = 2,252.22/x
  3. Step 3: Cross multiply
    4,718.67x = 7,074.63 × 2,252.22
  4. Step 4: Simplify right side
    4,718.67x = 15,933,623.18
  5. Step 5: Solve for x
    x = 15,933,623.18/4,718.67
  6. Step 6: Final answer
    x = 3,376.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.