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Finding the Fourth Proportional to 9,236.32, 13,854.72 and 2,662.72

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Solution

The fourth proportional to 9,236.32, 13,854.72 and 2,662.72 is: 3,994.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,236.32 : 13,854.72 = 2,662.72 : x
  2. Step 2: Convert to fraction form
    9,236.32/13,854.72 = 2,662.72/x
  3. Step 3: Cross multiply
    9,236.32x = 13,854.72 × 2,662.72
  4. Step 4: Simplify right side
    9,236.32x = 36,891,240.04
  5. Step 5: Solve for x
    x = 36,891,240.04/9,236.32
  6. Step 6: Final answer
    x = 3,994.15

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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.