Home / 2,844.42-3,923.74-2,313.87

Finding the Fourth Proportional to 2,844.42, 3,923.74 and 2,313.87

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Solution

The fourth proportional to 2,844.42, 3,923.74 and 2,313.87 is: 3,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,844.42 : 3,923.74 = 2,313.87 : x
  2. Step 2: Convert to fraction form
    2,844.42/3,923.74 = 2,313.87/x
  3. Step 3: Cross multiply
    2,844.42x = 3,923.74 × 2,313.87
  4. Step 4: Simplify right side
    2,844.42x = 9,079,012.45
  5. Step 5: Solve for x
    x = 9,079,012.45/2,844.42
  6. Step 6: Final answer
    x = 3,191.87

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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.