Home / 1,828.62-2,521.04-1,512.72

Finding the Fourth Proportional to 1,828.62, 2,521.04 and 1,512.72

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Solution

The fourth proportional to 1,828.62, 2,521.04 and 1,512.72 is: 2,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828.62 : 2,521.04 = 1,512.72 : x
  2. Step 2: Convert to fraction form
    1,828.62/2,521.04 = 1,512.72/x
  3. Step 3: Cross multiply
    1,828.62x = 2,521.04 × 1,512.72
  4. Step 4: Simplify right side
    1,828.62x = 3,813,620.07
  5. Step 5: Solve for x
    x = 3,813,620.07/1,828.62
  6. Step 6: Final answer
    x = 2,085.52

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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.