Home / 3,183.34-4,392.83-1,767.01

Finding the Fourth Proportional to 3,183.34, 4,392.83 and 1,767.01

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Solution

The fourth proportional to 3,183.34, 4,392.83 and 1,767.01 is: 2,438.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183.34 : 4,392.83 = 1,767.01 : x
  2. Step 2: Convert to fraction form
    3,183.34/4,392.83 = 1,767.01/x
  3. Step 3: Cross multiply
    3,183.34x = 4,392.83 × 1,767.01
  4. Step 4: Simplify right side
    3,183.34x = 7,762,143.74
  5. Step 5: Solve for x
    x = 7,762,143.74/3,183.34
  6. Step 6: Final answer
    x = 2,438.37

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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.