Home / 11,627.21-17,440.67-2,862.20

Finding the Fourth Proportional to 11,627.21, 17,440.67 and 2,862.20

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Solution

The fourth proportional to 11,627.21, 17,440.67 and 2,862.20 is: 4,293.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,627.21 : 17,440.67 = 2,862.20 : x
  2. Step 2: Convert to fraction form
    11,627.21/17,440.67 = 2,862.20/x
  3. Step 3: Cross multiply
    11,627.21x = 17,440.67 × 2,862.20
  4. Step 4: Simplify right side
    11,627.21x = 49,918,584.16
  5. Step 5: Solve for x
    x = 49,918,584.16/11,627.21
  6. Step 6: Final answer
    x = 4,293.26

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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.