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Finding the Fourth Proportional to 9,340.59, 13,986.16 and 7,704.44

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Solution

The fourth proportional to 9,340.59, 13,986.16 and 7,704.44 is: 11,536.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340.59 : 13,986.16 = 7,704.44 : x
  2. Step 2: Convert to fraction form
    9,340.59/13,986.16 = 7,704.44/x
  3. Step 3: Cross multiply
    9,340.59x = 13,986.16 × 7,704.44
  4. Step 4: Simplify right side
    9,340.59x = 107,755,441.36
  5. Step 5: Solve for x
    x = 107,755,441.36/9,340.59
  6. Step 6: Final answer
    x = 11,536.26

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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.