Home / 1,828.36-2,523.18-1,042.48

Finding the Fourth Proportional to 1,828.36, 2,523.18 and 1,042.48

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Solution

The fourth proportional to 1,828.36, 2,523.18 and 1,042.48 is: 1,438.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.36 : 2,523.18 = 1,042.48 : x
  2. Step 2: Convert to fraction form
    1,828.36/2,523.18 = 1,042.48/x
  3. Step 3: Cross multiply
    1,828.36x = 2,523.18 × 1,042.48
  4. Step 4: Simplify right side
    1,828.36x = 2,630,364.69
  5. Step 5: Solve for x
    x = 2,630,364.69/1,828.36
  6. Step 6: Final answer
    x = 1,438.65

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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.