Home / 11,639.68-17,455.74-5,063.92

Finding the Fourth Proportional to 11,639.68, 17,455.74 and 5,063.92

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Solution

The fourth proportional to 11,639.68, 17,455.74 and 5,063.92 is: 7,594.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,639.68 : 17,455.74 = 5,063.92 : x
  2. Step 2: Convert to fraction form
    11,639.68/17,455.74 = 5,063.92/x
  3. Step 3: Cross multiply
    11,639.68x = 17,455.74 × 5,063.92
  4. Step 4: Simplify right side
    11,639.68x = 88,394,470.90
  5. Step 5: Solve for x
    x = 88,394,470.90/11,639.68
  6. Step 6: Final answer
    x = 7,594.24

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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.