Home / 7,620.98-11,436.93-3,241.53

Finding the Fourth Proportional to 7,620.98, 11,436.93 and 3,241.53

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Solution

The fourth proportional to 7,620.98, 11,436.93 and 3,241.53 is: 4,864.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.98 : 11,436.93 = 3,241.53 : x
  2. Step 2: Convert to fraction form
    7,620.98/11,436.93 = 3,241.53/x
  3. Step 3: Cross multiply
    7,620.98x = 11,436.93 × 3,241.53
  4. Step 4: Simplify right side
    7,620.98x = 37,073,151.70
  5. Step 5: Solve for x
    x = 37,073,151.70/7,620.98
  6. Step 6: Final answer
    x = 4,864.62

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1.5x scale

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.