Home / 2,132.16-2,943.74-1,633.88

Finding the Fourth Proportional to 2,132.16, 2,943.74 and 1,633.88

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Solution

The fourth proportional to 2,132.16, 2,943.74 and 1,633.88 is: 2,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132.16 : 2,943.74 = 1,633.88 : x
  2. Step 2: Convert to fraction form
    2,132.16/2,943.74 = 1,633.88/x
  3. Step 3: Cross multiply
    2,132.16x = 2,943.74 × 1,633.88
  4. Step 4: Simplify right side
    2,132.16x = 4,809,717.91
  5. Step 5: Solve for x
    x = 4,809,717.91/2,132.16
  6. Step 6: Final answer
    x = 2,255.80

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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.