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Finding the Fourth Proportional to 6,503.33, 8,974.85 and 3,670.70

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Solution

The fourth proportional to 6,503.33, 8,974.85 and 3,670.70 is: 5,065.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503.33 : 8,974.85 = 3,670.70 : x
  2. Step 2: Convert to fraction form
    6,503.33/8,974.85 = 3,670.70/x
  3. Step 3: Cross multiply
    6,503.33x = 8,974.85 × 3,670.70
  4. Step 4: Simplify right side
    6,503.33x = 32,943,954.08
  5. Step 5: Solve for x
    x = 32,943,954.08/6,503.33
  6. Step 6: Final answer
    x = 5,065.71

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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.