Home / 1,726.91-2,383.44-1,018.71

Finding the Fourth Proportional to 1,726.91, 2,383.44 and 1,018.71

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Solution

The fourth proportional to 1,726.91, 2,383.44 and 1,018.71 is: 1,406.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.91 : 2,383.44 = 1,018.71 : x
  2. Step 2: Convert to fraction form
    1,726.91/2,383.44 = 1,018.71/x
  3. Step 3: Cross multiply
    1,726.91x = 2,383.44 × 1,018.71
  4. Step 4: Simplify right side
    1,726.91x = 2,428,034.16
  5. Step 5: Solve for x
    x = 2,428,034.16/1,726.91
  6. Step 6: Final answer
    x = 1,406.00

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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.