Home / 1,822.14-2,512.35-1,613.16

Finding the Fourth Proportional to 1,822.14, 2,512.35 and 1,613.16

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Solution

The fourth proportional to 1,822.14, 2,512.35 and 1,613.16 is: 2,224.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.14 : 2,512.35 = 1,613.16 : x
  2. Step 2: Convert to fraction form
    1,822.14/2,512.35 = 1,613.16/x
  3. Step 3: Cross multiply
    1,822.14x = 2,512.35 × 1,613.16
  4. Step 4: Simplify right side
    1,822.14x = 4,052,822.53
  5. Step 5: Solve for x
    x = 4,052,822.53/1,822.14
  6. Step 6: Final answer
    x = 2,224.21

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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.