Home / 2,029.70-3,042.31-1,162.46

Finding the Fourth Proportional to 2,029.70, 3,042.31 and 1,162.46

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Solution

The fourth proportional to 2,029.70, 3,042.31 and 1,162.46 is: 1,742.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.70 : 3,042.31 = 1,162.46 : x
  2. Step 2: Convert to fraction form
    2,029.70/3,042.31 = 1,162.46/x
  3. Step 3: Cross multiply
    2,029.70x = 3,042.31 × 1,162.46
  4. Step 4: Simplify right side
    2,029.70x = 3,536,563.68
  5. Step 5: Solve for x
    x = 3,536,563.68/2,029.70
  6. Step 6: Final answer
    x = 1,742.41

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1.5x scale

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.