Home / 2,422.51-3,343.24-1,627.17

Finding the Fourth Proportional to 2,422.51, 3,343.24 and 1,627.17

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Solution

The fourth proportional to 2,422.51, 3,343.24 and 1,627.17 is: 2,245.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.51 : 3,343.24 = 1,627.17 : x
  2. Step 2: Convert to fraction form
    2,422.51/3,343.24 = 1,627.17/x
  3. Step 3: Cross multiply
    2,422.51x = 3,343.24 × 1,627.17
  4. Step 4: Simplify right side
    2,422.51x = 5,440,000.17
  5. Step 5: Solve for x
    x = 5,440,000.17/2,422.51
  6. Step 6: Final answer
    x = 2,245.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.