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Finding the Fourth Proportional to 9,003.66, 13,512.14 and 4,326.37

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Solution

The fourth proportional to 9,003.66, 13,512.14 and 4,326.37 is: 6,492.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.66 : 13,512.14 = 4,326.37 : x
  2. Step 2: Convert to fraction form
    9,003.66/13,512.14 = 4,326.37/x
  3. Step 3: Cross multiply
    9,003.66x = 13,512.14 × 4,326.37
  4. Step 4: Simplify right side
    9,003.66x = 58,458,517.13
  5. Step 5: Solve for x
    x = 58,458,517.13/9,003.66
  6. Step 6: Final answer
    x = 6,492.75

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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.