Home / 1,763.58-2,432.37-1,173.09

Finding the Fourth Proportional to 1,763.58, 2,432.37 and 1,173.09

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Solution

The fourth proportional to 1,763.58, 2,432.37 and 1,173.09 is: 1,617.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.58 : 2,432.37 = 1,173.09 : x
  2. Step 2: Convert to fraction form
    1,763.58/2,432.37 = 1,173.09/x
  3. Step 3: Cross multiply
    1,763.58x = 2,432.37 × 1,173.09
  4. Step 4: Simplify right side
    1,763.58x = 2,853,388.92
  5. Step 5: Solve for x
    x = 2,853,388.92/1,763.58
  6. Step 6: Final answer
    x = 1,617.95

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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.