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Finding the Fourth Proportional to 3,503.43, 5,254.60 and 969.93

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Solution

The fourth proportional to 3,503.43, 5,254.60 and 969.93 is: 1,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503.43 : 5,254.60 = 969.93 : x
  2. Step 2: Convert to fraction form
    3,503.43/5,254.60 = 969.93/x
  3. Step 3: Cross multiply
    3,503.43x = 5,254.60 × 969.93
  4. Step 4: Simplify right side
    3,503.43x = 5,096,591.75
  5. Step 5: Solve for x
    x = 5,096,591.75/3,503.43
  6. Step 6: Final answer
    x = 1,454.74

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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.