Home / 2,739.02-3,771.56-2,296.15

Finding the Fourth Proportional to 2,739.02, 3,771.56 and 2,296.15

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Solution

The fourth proportional to 2,739.02, 3,771.56 and 2,296.15 is: 3,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.02 : 3,771.56 = 2,296.15 : x
  2. Step 2: Convert to fraction form
    2,739.02/3,771.56 = 2,296.15/x
  3. Step 3: Cross multiply
    2,739.02x = 3,771.56 × 2,296.15
  4. Step 4: Simplify right side
    2,739.02x = 8,660,063.81
  5. Step 5: Solve for x
    x = 8,660,063.81/2,739.02
  6. Step 6: Final answer
    x = 3,161.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.