Home / 1,763.31-2,432.96-1,134.05

Finding the Fourth Proportional to 1,763.31, 2,432.96 and 1,134.05

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Solution

The fourth proportional to 1,763.31, 2,432.96 and 1,134.05 is: 1,564.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.31 : 2,432.96 = 1,134.05 : x
  2. Step 2: Convert to fraction form
    1,763.31/2,432.96 = 1,134.05/x
  3. Step 3: Cross multiply
    1,763.31x = 2,432.96 × 1,134.05
  4. Step 4: Simplify right side
    1,763.31x = 2,759,101.58
  5. Step 5: Solve for x
    x = 2,759,101.58/1,763.31
  6. Step 6: Final answer
    x = 1,564.73

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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.