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Finding the Fourth Proportional to 9,290.08, 13,918.38 and 9,093.25

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Solution

The fourth proportional to 9,290.08, 13,918.38 and 9,093.25 is: 13,623.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,290.08 : 13,918.38 = 9,093.25 : x
  2. Step 2: Convert to fraction form
    9,290.08/13,918.38 = 9,093.25/x
  3. Step 3: Cross multiply
    9,290.08x = 13,918.38 × 9,093.25
  4. Step 4: Simplify right side
    9,290.08x = 126,563,308.94
  5. Step 5: Solve for x
    x = 126,563,308.94/9,290.08
  6. Step 6: Final answer
    x = 13,623.49

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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.