Home / 1,726.23-2,383.08-1,169.64

Finding the Fourth Proportional to 1,726.23, 2,383.08 and 1,169.64

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Solution

The fourth proportional to 1,726.23, 2,383.08 and 1,169.64 is: 1,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,726.23 : 2,383.08 = 1,169.64 : x
  2. Step 2: Convert to fraction form
    1,726.23/2,383.08 = 1,169.64/x
  3. Step 3: Cross multiply
    1,726.23x = 2,383.08 × 1,169.64
  4. Step 4: Simplify right side
    1,726.23x = 2,787,345.69
  5. Step 5: Solve for x
    x = 2,787,345.69/1,726.23
  6. Step 6: Final answer
    x = 1,614.70

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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.