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Finding the Fourth Proportional to 2,014.62, 3,022.04 and 553.74

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Solution

The fourth proportional to 2,014.62, 3,022.04 and 553.74 is: 830.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,014.62 : 3,022.04 = 553.74 : x
  2. Step 2: Convert to fraction form
    2,014.62/3,022.04 = 553.74/x
  3. Step 3: Cross multiply
    2,014.62x = 3,022.04 × 553.74
  4. Step 4: Simplify right side
    2,014.62x = 1,673,406.55
  5. Step 5: Solve for x
    x = 1,673,406.55/2,014.62
  6. Step 6: Final answer
    x = 830.63

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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.