Home / 1,726.94-2,383.98-1,018.55

Finding the Fourth Proportional to 1,726.94, 2,383.98 and 1,018.55

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Solution

The fourth proportional to 1,726.94, 2,383.98 and 1,018.55 is: 1,406.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.94 : 2,383.98 = 1,018.55 : x
  2. Step 2: Convert to fraction form
    1,726.94/2,383.98 = 1,018.55/x
  3. Step 3: Cross multiply
    1,726.94x = 2,383.98 × 1,018.55
  4. Step 4: Simplify right side
    1,726.94x = 2,428,188.36
  5. Step 5: Solve for x
    x = 2,428,188.36/1,726.94
  6. Step 6: Final answer
    x = 1,406.06

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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.