Home / 1,622.64-2,242.44-1,327.44

Finding the Fourth Proportional to 1,622.64, 2,242.44 and 1,327.44

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Solution

The fourth proportional to 1,622.64, 2,242.44 and 1,327.44 is: 1,834.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.64 : 2,242.44 = 1,327.44 : x
  2. Step 2: Convert to fraction form
    1,622.64/2,242.44 = 1,327.44/x
  3. Step 3: Cross multiply
    1,622.64x = 2,242.44 × 1,327.44
  4. Step 4: Simplify right side
    1,622.64x = 2,976,704.55
  5. Step 5: Solve for x
    x = 2,976,704.55/1,622.64
  6. Step 6: Final answer
    x = 1,834.48

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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.