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Finding the Fourth Proportional to 7,593.95, 11,392.46 and 3,211.40

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Solution

The fourth proportional to 7,593.95, 11,392.46 and 3,211.40 is: 4,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,593.95 : 11,392.46 = 3,211.40 : x
  2. Step 2: Convert to fraction form
    7,593.95/11,392.46 = 3,211.40/x
  3. Step 3: Cross multiply
    7,593.95x = 11,392.46 × 3,211.40
  4. Step 4: Simplify right side
    7,593.95x = 36,585,673.02
  5. Step 5: Solve for x
    x = 36,585,673.02/7,593.95
  6. Step 6: Final answer
    x = 4,817.74

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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.