Home / 1,828.19-2,523.47-1,042.76

Finding the Fourth Proportional to 1,828.19, 2,523.47 and 1,042.76

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Solution

The fourth proportional to 1,828.19, 2,523.47 and 1,042.76 is: 1,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.19 : 2,523.47 = 1,042.76 : x
  2. Step 2: Convert to fraction form
    1,828.19/2,523.47 = 1,042.76/x
  3. Step 3: Cross multiply
    1,828.19x = 2,523.47 × 1,042.76
  4. Step 4: Simplify right side
    1,828.19x = 2,631,355.75
  5. Step 5: Solve for x
    x = 2,631,355.75/1,828.19
  6. Step 6: Final answer
    x = 1,439.33

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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.