Home / 2,449.09-3,670.47-1,571.26

Finding the Fourth Proportional to 2,449.09, 3,670.47 and 1,571.26

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Solution

The fourth proportional to 2,449.09, 3,670.47 and 1,571.26 is: 2,354.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,449.09 : 3,670.47 = 1,571.26 : x
  2. Step 2: Convert to fraction form
    2,449.09/3,670.47 = 1,571.26/x
  3. Step 3: Cross multiply
    2,449.09x = 3,670.47 × 1,571.26
  4. Step 4: Simplify right side
    2,449.09x = 5,767,262.69
  5. Step 5: Solve for x
    x = 5,767,262.69/2,449.09
  6. Step 6: Final answer
    x = 2,354.86

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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.