Home / 6,474.10-9,709.07-2,090.54

Finding the Fourth Proportional to 6,474.10, 9,709.07 and 2,090.54

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Solution

The fourth proportional to 6,474.10, 9,709.07 and 2,090.54 is: 3,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,474.10 : 9,709.07 = 2,090.54 : x
  2. Step 2: Convert to fraction form
    6,474.10/9,709.07 = 2,090.54/x
  3. Step 3: Cross multiply
    6,474.10x = 9,709.07 × 2,090.54
  4. Step 4: Simplify right side
    6,474.10x = 20,297,199.20
  5. Step 5: Solve for x
    x = 20,297,199.20/6,474.10
  6. Step 6: Final answer
    x = 3,135.14

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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.