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Finding the Fourth Proportional to 4,632.74, 6,949.24 and 1,512.94

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Solution

The fourth proportional to 4,632.74, 6,949.24 and 1,512.94 is: 2,269.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,632.74 : 6,949.24 = 1,512.94 : x
  2. Step 2: Convert to fraction form
    4,632.74/6,949.24 = 1,512.94/x
  3. Step 3: Cross multiply
    4,632.74x = 6,949.24 × 1,512.94
  4. Step 4: Simplify right side
    4,632.74x = 10,513,751.43
  5. Step 5: Solve for x
    x = 10,513,751.43/4,632.74
  6. Step 6: Final answer
    x = 2,269.44

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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.