Home / 1,827.84-2,726.16-1,788.96

Finding the Fourth Proportional to 1,827.84, 2,726.16 and 1,788.96

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Solution

The fourth proportional to 1,827.84, 2,726.16 and 1,788.96 is: 2,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.84 : 2,726.16 = 1,788.96 : x
  2. Step 2: Convert to fraction form
    1,827.84/2,726.16 = 1,788.96/x
  3. Step 3: Cross multiply
    1,827.84x = 2,726.16 × 1,788.96
  4. Step 4: Simplify right side
    1,827.84x = 4,876,991.19
  5. Step 5: Solve for x
    x = 4,876,991.19/1,827.84
  6. Step 6: Final answer
    x = 2,668.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.