Home / 1,529.44-2,290.92-1,512.16

Finding the Fourth Proportional to 1,529.44, 2,290.92 and 1,512.16

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Solution

The fourth proportional to 1,529.44, 2,290.92 and 1,512.16 is: 2,265.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.44 : 2,290.92 = 1,512.16 : x
  2. Step 2: Convert to fraction form
    1,529.44/2,290.92 = 1,512.16/x
  3. Step 3: Cross multiply
    1,529.44x = 2,290.92 × 1,512.16
  4. Step 4: Simplify right side
    1,529.44x = 3,464,237.59
  5. Step 5: Solve for x
    x = 3,464,237.59/1,529.44
  6. Step 6: Final answer
    x = 2,265.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.