Home / 3,081.16-4,623.08-1,133.92

Finding the Fourth Proportional to 3,081.16, 4,623.08 and 1,133.92

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Solution

The fourth proportional to 3,081.16, 4,623.08 and 1,133.92 is: 1,701.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.16 : 4,623.08 = 1,133.92 : x
  2. Step 2: Convert to fraction form
    3,081.16/4,623.08 = 1,133.92/x
  3. Step 3: Cross multiply
    3,081.16x = 4,623.08 × 1,133.92
  4. Step 4: Simplify right side
    3,081.16x = 5,242,202.87
  5. Step 5: Solve for x
    x = 5,242,202.87/3,081.16
  6. Step 6: Final answer
    x = 1,701.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.