Home / 3,077.24-4,608.97-1,431.32

Finding the Fourth Proportional to 3,077.24, 4,608.97 and 1,431.32

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Solution

The fourth proportional to 3,077.24, 4,608.97 and 1,431.32 is: 2,143.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.24 : 4,608.97 = 1,431.32 : x
  2. Step 2: Convert to fraction form
    3,077.24/4,608.97 = 1,431.32/x
  3. Step 3: Cross multiply
    3,077.24x = 4,608.97 × 1,431.32
  4. Step 4: Simplify right side
    3,077.24x = 6,596,884.32
  5. Step 5: Solve for x
    x = 6,596,884.32/3,077.24
  6. Step 6: Final answer
    x = 2,143.77

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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.