Home / 1,622.21-2,237.87-1,062.43

Finding the Fourth Proportional to 1,622.21, 2,237.87 and 1,062.43

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Solution

The fourth proportional to 1,622.21, 2,237.87 and 1,062.43 is: 1,465.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.21 : 2,237.87 = 1,062.43 : x
  2. Step 2: Convert to fraction form
    1,622.21/2,237.87 = 1,062.43/x
  3. Step 3: Cross multiply
    1,622.21x = 2,237.87 × 1,062.43
  4. Step 4: Simplify right side
    1,622.21x = 2,377,580.22
  5. Step 5: Solve for x
    x = 2,377,580.22/1,622.21
  6. Step 6: Final answer
    x = 1,465.64

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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.