Home / 1,763.43-2,432.75-1,133.84

Finding the Fourth Proportional to 1,763.43, 2,432.75 and 1,133.84

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Solution

The fourth proportional to 1,763.43, 2,432.75 and 1,133.84 is: 1,564.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.43 : 2,432.75 = 1,133.84 : x
  2. Step 2: Convert to fraction form
    1,763.43/2,432.75 = 1,133.84/x
  3. Step 3: Cross multiply
    1,763.43x = 2,432.75 × 1,133.84
  4. Step 4: Simplify right side
    1,763.43x = 2,758,353.92
  5. Step 5: Solve for x
    x = 2,758,353.92/1,763.43
  6. Step 6: Final answer
    x = 1,564.20

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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.