Home / 1,763.24-2,433.85-1,173.69

Finding the Fourth Proportional to 1,763.24, 2,433.85 and 1,173.69

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Solution

The fourth proportional to 1,763.24, 2,433.85 and 1,173.69 is: 1,620.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.24 : 2,433.85 = 1,173.69 : x
  2. Step 2: Convert to fraction form
    1,763.24/2,433.85 = 1,173.69/x
  3. Step 3: Cross multiply
    1,763.24x = 2,433.85 × 1,173.69
  4. Step 4: Simplify right side
    1,763.24x = 2,856,582.47
  5. Step 5: Solve for x
    x = 2,856,582.47/1,763.24
  6. Step 6: Final answer
    x = 1,620.08

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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.