Home / 2,938.30-4,410.06-1,379.14

Finding the Fourth Proportional to 2,938.30, 4,410.06 and 1,379.14

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Solution

The fourth proportional to 2,938.30, 4,410.06 and 1,379.14 is: 2,069.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.30 : 4,410.06 = 1,379.14 : x
  2. Step 2: Convert to fraction form
    2,938.30/4,410.06 = 1,379.14/x
  3. Step 3: Cross multiply
    2,938.30x = 4,410.06 × 1,379.14
  4. Step 4: Simplify right side
    2,938.30x = 6,082,090.15
  5. Step 5: Solve for x
    x = 6,082,090.15/2,938.30
  6. Step 6: Final answer
    x = 2,069.94

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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.