Home / 1,828.92-2,524.36-1,129.88

Finding the Fourth Proportional to 1,828.92, 2,524.36 and 1,129.88

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Solution

The fourth proportional to 1,828.92, 2,524.36 and 1,129.88 is: 1,559.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.92 : 2,524.36 = 1,129.88 : x
  2. Step 2: Convert to fraction form
    1,828.92/2,524.36 = 1,129.88/x
  3. Step 3: Cross multiply
    1,828.92x = 2,524.36 × 1,129.88
  4. Step 4: Simplify right side
    1,828.92x = 2,852,223.88
  5. Step 5: Solve for x
    x = 2,852,223.88/1,828.92
  6. Step 6: Final answer
    x = 1,559.51

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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.