Home / 11,627.64-17,441.46-3,419.64

Finding the Fourth Proportional to 11,627.64, 17,441.46 and 3,419.64

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Solution

The fourth proportional to 11,627.64, 17,441.46 and 3,419.64 is: 5,129.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.64 : 17,441.46 = 3,419.64 : x
  2. Step 2: Convert to fraction form
    11,627.64/17,441.46 = 3,419.64/x
  3. Step 3: Cross multiply
    11,627.64x = 17,441.46 × 3,419.64
  4. Step 4: Simplify right side
    11,627.64x = 59,643,514.27
  5. Step 5: Solve for x
    x = 59,643,514.27/11,627.64
  6. Step 6: Final answer
    x = 5,129.46

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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.