Home / 2,198.16-3,032.12-1,725.35

Finding the Fourth Proportional to 2,198.16, 3,032.12 and 1,725.35

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Solution

The fourth proportional to 2,198.16, 3,032.12 and 1,725.35 is: 2,379.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.16 : 3,032.12 = 1,725.35 : x
  2. Step 2: Convert to fraction form
    2,198.16/3,032.12 = 1,725.35/x
  3. Step 3: Cross multiply
    2,198.16x = 3,032.12 × 1,725.35
  4. Step 4: Simplify right side
    2,198.16x = 5,231,444.45
  5. Step 5: Solve for x
    x = 5,231,444.45/2,198.16
  6. Step 6: Final answer
    x = 2,379.92

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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.