Home / 1,726.96-2,383.57-1,018.54

Finding the Fourth Proportional to 1,726.96, 2,383.57 and 1,018.54

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Solution

The fourth proportional to 1,726.96, 2,383.57 and 1,018.54 is: 1,405.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.96 : 2,383.57 = 1,018.54 : x
  2. Step 2: Convert to fraction form
    1,726.96/2,383.57 = 1,018.54/x
  3. Step 3: Cross multiply
    1,726.96x = 2,383.57 × 1,018.54
  4. Step 4: Simplify right side
    1,726.96x = 2,427,765.63
  5. Step 5: Solve for x
    x = 2,427,765.63/1,726.96
  6. Step 6: Final answer
    x = 1,405.80

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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.