Home / 1,764.31-2,433.32-1,204.20

Finding the Fourth Proportional to 1,764.31, 2,433.32 and 1,204.20

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Solution

The fourth proportional to 1,764.31, 2,433.32 and 1,204.20 is: 1,660.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.31 : 2,433.32 = 1,204.20 : x
  2. Step 2: Convert to fraction form
    1,764.31/2,433.32 = 1,204.20/x
  3. Step 3: Cross multiply
    1,764.31x = 2,433.32 × 1,204.20
  4. Step 4: Simplify right side
    1,764.31x = 2,930,203.94
  5. Step 5: Solve for x
    x = 2,930,203.94/1,764.31
  6. Step 6: Final answer
    x = 1,660.82

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1.5x scale

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.