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Finding the Fourth Proportional to 3,093.32, 4,639.14 and 901.48

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Solution

The fourth proportional to 3,093.32, 4,639.14 and 901.48 is: 1,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.32 : 4,639.14 = 901.48 : x
  2. Step 2: Convert to fraction form
    3,093.32/4,639.14 = 901.48/x
  3. Step 3: Cross multiply
    3,093.32x = 4,639.14 × 901.48
  4. Step 4: Simplify right side
    3,093.32x = 4,182,091.93
  5. Step 5: Solve for x
    x = 4,182,091.93/3,093.32
  6. Step 6: Final answer
    x = 1,351.98

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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.