Home / 3,118.99-4,304.34-1,793.11

Finding the Fourth Proportional to 3,118.99, 4,304.34 and 1,793.11

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Solution

The fourth proportional to 3,118.99, 4,304.34 and 1,793.11 is: 2,474.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118.99 : 4,304.34 = 1,793.11 : x
  2. Step 2: Convert to fraction form
    3,118.99/4,304.34 = 1,793.11/x
  3. Step 3: Cross multiply
    3,118.99x = 4,304.34 × 1,793.11
  4. Step 4: Simplify right side
    3,118.99x = 7,718,144.34
  5. Step 5: Solve for x
    x = 7,718,144.34/3,118.99
  6. Step 6: Final answer
    x = 2,474.57

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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.