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Finding the Fourth Proportional to 9,093.76, 13,643.52 and 3,251.68

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Solution

The fourth proportional to 9,093.76, 13,643.52 and 3,251.68 is: 4,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,093.76 : 13,643.52 = 3,251.68 : x
  2. Step 2: Convert to fraction form
    9,093.76/13,643.52 = 3,251.68/x
  3. Step 3: Cross multiply
    9,093.76x = 13,643.52 × 3,251.68
  4. Step 4: Simplify right side
    9,093.76x = 44,364,361.11
  5. Step 5: Solve for x
    x = 44,364,361.11/9,093.76
  6. Step 6: Final answer
    x = 4,878.55

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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.