Home / 2,797.13-4,195.70-1,042.07

Finding the Fourth Proportional to 2,797.13, 4,195.70 and 1,042.07

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Solution

The fourth proportional to 2,797.13, 4,195.70 and 1,042.07 is: 1,563.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.13 : 4,195.70 = 1,042.07 : x
  2. Step 2: Convert to fraction form
    2,797.13/4,195.70 = 1,042.07/x
  3. Step 3: Cross multiply
    2,797.13x = 4,195.70 × 1,042.07
  4. Step 4: Simplify right side
    2,797.13x = 4,372,190.82
  5. Step 5: Solve for x
    x = 4,372,190.82/2,797.13
  6. Step 6: Final answer
    x = 1,563.10

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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.