Home / 3,148.07-4,345.52-2,704.19

Finding the Fourth Proportional to 3,148.07, 4,345.52 and 2,704.19

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Solution

The fourth proportional to 3,148.07, 4,345.52 and 2,704.19 is: 3,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148.07 : 4,345.52 = 2,704.19 : x
  2. Step 2: Convert to fraction form
    3,148.07/4,345.52 = 2,704.19/x
  3. Step 3: Cross multiply
    3,148.07x = 4,345.52 × 2,704.19
  4. Step 4: Simplify right side
    3,148.07x = 11,751,076.48
  5. Step 5: Solve for x
    x = 11,751,076.48/3,148.07
  6. Step 6: Final answer
    x = 3,732.79

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1.5x scale

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.