Home / 11,643.75-17,468.36-3,852.56

Finding the Fourth Proportional to 11,643.75, 17,468.36 and 3,852.56

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Solution

The fourth proportional to 11,643.75, 17,468.36 and 3,852.56 is: 5,779.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,643.75 : 17,468.36 = 3,852.56 : x
  2. Step 2: Convert to fraction form
    11,643.75/17,468.36 = 3,852.56/x
  3. Step 3: Cross multiply
    11,643.75x = 17,468.36 × 3,852.56
  4. Step 4: Simplify right side
    11,643.75x = 67,297,943.86
  5. Step 5: Solve for x
    x = 67,297,943.86/11,643.75
  6. Step 6: Final answer
    x = 5,779.75

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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.