Home / 1,622.43-2,434.82-1,101.19

Finding the Fourth Proportional to 1,622.43, 2,434.82 and 1,101.19

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Solution

The fourth proportional to 1,622.43, 2,434.82 and 1,101.19 is: 1,652.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.43 : 2,434.82 = 1,101.19 : x
  2. Step 2: Convert to fraction form
    1,622.43/2,434.82 = 1,101.19/x
  3. Step 3: Cross multiply
    1,622.43x = 2,434.82 × 1,101.19
  4. Step 4: Simplify right side
    1,622.43x = 2,681,199.44
  5. Step 5: Solve for x
    x = 2,681,199.44/1,622.43
  6. Step 6: Final answer
    x = 1,652.58

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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.