Home / 3,133.11-4,322.93-1,874.37

Finding the Fourth Proportional to 3,133.11, 4,322.93 and 1,874.37

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Solution

The fourth proportional to 3,133.11, 4,322.93 and 1,874.37 is: 2,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.11 : 4,322.93 = 1,874.37 : x
  2. Step 2: Convert to fraction form
    3,133.11/4,322.93 = 1,874.37/x
  3. Step 3: Cross multiply
    3,133.11x = 4,322.93 × 1,874.37
  4. Step 4: Simplify right side
    3,133.11x = 8,102,760.93
  5. Step 5: Solve for x
    x = 8,102,760.93/3,133.11
  6. Step 6: Final answer
    x = 2,586.17

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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.