Home / 2,834.51-4,252.57-1,190.21

Finding the Fourth Proportional to 2,834.51, 4,252.57 and 1,190.21

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Solution

The fourth proportional to 2,834.51, 4,252.57 and 1,190.21 is: 1,785.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.51 : 4,252.57 = 1,190.21 : x
  2. Step 2: Convert to fraction form
    2,834.51/4,252.57 = 1,190.21/x
  3. Step 3: Cross multiply
    2,834.51x = 4,252.57 × 1,190.21
  4. Step 4: Simplify right side
    2,834.51x = 5,061,427.10
  5. Step 5: Solve for x
    x = 5,061,427.10/2,834.51
  6. Step 6: Final answer
    x = 1,785.65

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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.