Home / 1,622.42-2,253.96-1,607.24

Finding the Fourth Proportional to 1,622.42, 2,253.96 and 1,607.24

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Solution

The fourth proportional to 1,622.42, 2,253.96 and 1,607.24 is: 2,232.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.42 : 2,253.96 = 1,607.24 : x
  2. Step 2: Convert to fraction form
    1,622.42/2,253.96 = 1,607.24/x
  3. Step 3: Cross multiply
    1,622.42x = 2,253.96 × 1,607.24
  4. Step 4: Simplify right side
    1,622.42x = 3,622,654.67
  5. Step 5: Solve for x
    x = 3,622,654.67/1,622.42
  6. Step 6: Final answer
    x = 2,232.87

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.