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Finding the Fourth Proportional to 4,552, 6,829.08 and 1,474

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Solution

The fourth proportional to 4,552, 6,829.08 and 1,474 is: 2,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,552 : 6,829.08 = 1,474 : x
  2. Step 2: Convert to fraction form
    4,552/6,829.08 = 1,474/x
  3. Step 3: Cross multiply
    4,552x = 6,829.08 × 1,474
  4. Step 4: Simplify right side
    4,552x = 10,066,063.92
  5. Step 5: Solve for x
    x = 10,066,063.92/4,552
  6. Step 6: Final answer
    x = 2,211.35

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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.