Home / 2,930.57-4,396.31-1,370.51

Finding the Fourth Proportional to 2,930.57, 4,396.31 and 1,370.51

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Solution

The fourth proportional to 2,930.57, 4,396.31 and 1,370.51 is: 2,055.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930.57 : 4,396.31 = 1,370.51 : x
  2. Step 2: Convert to fraction form
    2,930.57/4,396.31 = 1,370.51/x
  3. Step 3: Cross multiply
    2,930.57x = 4,396.31 × 1,370.51
  4. Step 4: Simplify right side
    2,930.57x = 6,025,157.98
  5. Step 5: Solve for x
    x = 6,025,157.98/2,930.57
  6. Step 6: Final answer
    x = 2,055.97

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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.