Home / 2,717.86-4,076.79-1,485.02

Finding the Fourth Proportional to 2,717.86, 4,076.79 and 1,485.02

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Solution

The fourth proportional to 2,717.86, 4,076.79 and 1,485.02 is: 2,227.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,717.86 : 4,076.79 = 1,485.02 : x
  2. Step 2: Convert to fraction form
    2,717.86/4,076.79 = 1,485.02/x
  3. Step 3: Cross multiply
    2,717.86x = 4,076.79 × 1,485.02
  4. Step 4: Simplify right side
    2,717.86x = 6,054,132.22
  5. Step 5: Solve for x
    x = 6,054,132.22/2,717.86
  6. Step 6: Final answer
    x = 2,227.54

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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.