Home / 1,764.92-2,435.84-1,018.73

Finding the Fourth Proportional to 1,764.92, 2,435.84 and 1,018.73

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Solution

The fourth proportional to 1,764.92, 2,435.84 and 1,018.73 is: 1,405.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764.92 : 2,435.84 = 1,018.73 : x
  2. Step 2: Convert to fraction form
    1,764.92/2,435.84 = 1,018.73/x
  3. Step 3: Cross multiply
    1,764.92x = 2,435.84 × 1,018.73
  4. Step 4: Simplify right side
    1,764.92x = 2,481,446.01
  5. Step 5: Solve for x
    x = 2,481,446.01/1,764.92
  6. Step 6: Final answer
    x = 1,405.99

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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.