Home / 2,505.29-3,762.32-2,406.11

Finding the Fourth Proportional to 2,505.29, 3,762.32 and 2,406.11

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Solution

The fourth proportional to 2,505.29, 3,762.32 and 2,406.11 is: 3,613.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,505.29 : 3,762.32 = 2,406.11 : x
  2. Step 2: Convert to fraction form
    2,505.29/3,762.32 = 2,406.11/x
  3. Step 3: Cross multiply
    2,505.29x = 3,762.32 × 2,406.11
  4. Step 4: Simplify right side
    2,505.29x = 9,052,524.93
  5. Step 5: Solve for x
    x = 9,052,524.93/2,505.29
  6. Step 6: Final answer
    x = 3,613.37

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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.