Home / 2,704.26-4,054.95-1,387.48

Finding the Fourth Proportional to 2,704.26, 4,054.95 and 1,387.48

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Solution

The fourth proportional to 2,704.26, 4,054.95 and 1,387.48 is: 2,080.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704.26 : 4,054.95 = 1,387.48 : x
  2. Step 2: Convert to fraction form
    2,704.26/4,054.95 = 1,387.48/x
  3. Step 3: Cross multiply
    2,704.26x = 4,054.95 × 1,387.48
  4. Step 4: Simplify right side
    2,704.26x = 5,626,151.89
  5. Step 5: Solve for x
    x = 5,626,151.89/2,704.26
  6. Step 6: Final answer
    x = 2,080.48

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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.