Home / 1,622.03-2,433.15-1,101.81

Finding the Fourth Proportional to 1,622.03, 2,433.15 and 1,101.81

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Solution

The fourth proportional to 1,622.03, 2,433.15 and 1,101.81 is: 1,652.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.03 : 2,433.15 = 1,101.81 : x
  2. Step 2: Convert to fraction form
    1,622.03/2,433.15 = 1,101.81/x
  3. Step 3: Cross multiply
    1,622.03x = 2,433.15 × 1,101.81
  4. Step 4: Simplify right side
    1,622.03x = 2,680,869.00
  5. Step 5: Solve for x
    x = 2,680,869.00/1,622.03
  6. Step 6: Final answer
    x = 1,652.78

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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.