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Finding the Fourth Proportional to 9,044.88, 13,550.31 and 7,091.16

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Solution

The fourth proportional to 9,044.88, 13,550.31 and 7,091.16 is: 10,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,044.88 : 13,550.31 = 7,091.16 : x
  2. Step 2: Convert to fraction form
    9,044.88/13,550.31 = 7,091.16/x
  3. Step 3: Cross multiply
    9,044.88x = 13,550.31 × 7,091.16
  4. Step 4: Simplify right side
    9,044.88x = 96,087,416.26
  5. Step 5: Solve for x
    x = 96,087,416.26/9,044.88
  6. Step 6: Final answer
    x = 10,623.40

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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.