Home / 1,622.73-2,429.09-1,035.79

Finding the Fourth Proportional to 1,622.73, 2,429.09 and 1,035.79

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Solution

The fourth proportional to 1,622.73, 2,429.09 and 1,035.79 is: 1,550.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.73 : 2,429.09 = 1,035.79 : x
  2. Step 2: Convert to fraction form
    1,622.73/2,429.09 = 1,035.79/x
  3. Step 3: Cross multiply
    1,622.73x = 2,429.09 × 1,035.79
  4. Step 4: Simplify right side
    1,622.73x = 2,516,019.76
  5. Step 5: Solve for x
    x = 2,516,019.76/1,622.73
  6. Step 6: Final answer
    x = 1,550.48

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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.