Home / 1,622.23-2,433.65-800.08

Finding the Fourth Proportional to 1,622.23, 2,433.65 and 800.08

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Solution

The fourth proportional to 1,622.23, 2,433.65 and 800.08 is: 1,200.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622.23 : 2,433.65 = 800.08 : x
  2. Step 2: Convert to fraction form
    1,622.23/2,433.65 = 800.08/x
  3. Step 3: Cross multiply
    1,622.23x = 2,433.65 × 800.08
  4. Step 4: Simplify right side
    1,622.23x = 1,947,104.61
  5. Step 5: Solve for x
    x = 1,947,104.61/1,622.23
  6. Step 6: Final answer
    x = 1,200.27

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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.