Home / 2,126.22-2,933.87-1,182.02

Finding the Fourth Proportional to 2,126.22, 2,933.87 and 1,182.02

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Solution

The fourth proportional to 2,126.22, 2,933.87 and 1,182.02 is: 1,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126.22 : 2,933.87 = 1,182.02 : x
  2. Step 2: Convert to fraction form
    2,126.22/2,933.87 = 1,182.02/x
  3. Step 3: Cross multiply
    2,126.22x = 2,933.87 × 1,182.02
  4. Step 4: Simplify right side
    2,126.22x = 3,467,894.44
  5. Step 5: Solve for x
    x = 3,467,894.44/2,126.22
  6. Step 6: Final answer
    x = 1,631.01

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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.