Home / 3,118.97-4,303.82-1,793.10

Finding the Fourth Proportional to 3,118.97, 4,303.82 and 1,793.10

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Solution

The fourth proportional to 3,118.97, 4,303.82 and 1,793.10 is: 2,474.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.97 : 4,303.82 = 1,793.10 : x
  2. Step 2: Convert to fraction form
    3,118.97/4,303.82 = 1,793.10/x
  3. Step 3: Cross multiply
    3,118.97x = 4,303.82 × 1,793.10
  4. Step 4: Simplify right side
    3,118.97x = 7,717,170.68
  5. Step 5: Solve for x
    x = 7,717,170.68/3,118.97
  6. Step 6: Final answer
    x = 2,474.27

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1.5x scale

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.