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Finding the Fourth Proportional to 7,589.97, 11,364.84 and 5,938.74

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Solution

The fourth proportional to 7,589.97, 11,364.84 and 5,938.74 is: 8,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,589.97 : 11,364.84 = 5,938.74 : x
  2. Step 2: Convert to fraction form
    7,589.97/11,364.84 = 5,938.74/x
  3. Step 3: Cross multiply
    7,589.97x = 11,364.84 × 5,938.74
  4. Step 4: Simplify right side
    7,589.97x = 67,492,829.90
  5. Step 5: Solve for x
    x = 67,492,829.90/7,589.97
  6. Step 6: Final answer
    x = 8,892.37

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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.