Home / 2,798.48-4,194.34-1,236.71

Finding the Fourth Proportional to 2,798.48, 4,194.34 and 1,236.71

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Solution

The fourth proportional to 2,798.48, 4,194.34 and 1,236.71 is: 1,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,798.48 : 4,194.34 = 1,236.71 : x
  2. Step 2: Convert to fraction form
    2,798.48/4,194.34 = 1,236.71/x
  3. Step 3: Cross multiply
    2,798.48x = 4,194.34 × 1,236.71
  4. Step 4: Simplify right side
    2,798.48x = 5,187,182.22
  5. Step 5: Solve for x
    x = 5,187,182.22/2,798.48
  6. Step 6: Final answer
    x = 1,853.57

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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.