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Finding the Fourth Proportional to 3,673.03, 5,069.40 and 3,551.53

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Solution

The fourth proportional to 3,673.03, 5,069.40 and 3,551.53 is: 4,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.03 : 5,069.40 = 3,551.53 : x
  2. Step 2: Convert to fraction form
    3,673.03/5,069.40 = 3,551.53/x
  3. Step 3: Cross multiply
    3,673.03x = 5,069.40 × 3,551.53
  4. Step 4: Simplify right side
    3,673.03x = 18,004,126.18
  5. Step 5: Solve for x
    x = 18,004,126.18/3,673.03
  6. Step 6: Final answer
    x = 4,901.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.