Home / 1,763.22-2,432.46-1,133.63

Finding the Fourth Proportional to 1,763.22, 2,432.46 and 1,133.63

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Solution

The fourth proportional to 1,763.22, 2,432.46 and 1,133.63 is: 1,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.22 : 2,432.46 = 1,133.63 : x
  2. Step 2: Convert to fraction form
    1,763.22/2,432.46 = 1,133.63/x
  3. Step 3: Cross multiply
    1,763.22x = 2,432.46 × 1,133.63
  4. Step 4: Simplify right side
    1,763.22x = 2,757,504.46
  5. Step 5: Solve for x
    x = 2,757,504.46/1,763.22
  6. Step 6: Final answer
    x = 1,563.90

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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.