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Finding the Fourth Proportional to 3,000.44, 4,500.66 and 1,356.68

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Solution

The fourth proportional to 3,000.44, 4,500.66 and 1,356.68 is: 2,035.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.44 : 4,500.66 = 1,356.68 : x
  2. Step 2: Convert to fraction form
    3,000.44/4,500.66 = 1,356.68/x
  3. Step 3: Cross multiply
    3,000.44x = 4,500.66 × 1,356.68
  4. Step 4: Simplify right side
    3,000.44x = 6,105,955.41
  5. Step 5: Solve for x
    x = 6,105,955.41/3,000.44
  6. Step 6: Final answer
    x = 2,035.02

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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.