Home / 2,543.26-3,509.60-1,481.06

Finding the Fourth Proportional to 2,543.26, 3,509.60 and 1,481.06

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Solution

The fourth proportional to 2,543.26, 3,509.60 and 1,481.06 is: 2,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.26 : 3,509.60 = 1,481.06 : x
  2. Step 2: Convert to fraction form
    2,543.26/3,509.60 = 1,481.06/x
  3. Step 3: Cross multiply
    2,543.26x = 3,509.60 × 1,481.06
  4. Step 4: Simplify right side
    2,543.26x = 5,197,928.18
  5. Step 5: Solve for x
    x = 5,197,928.18/2,543.26
  6. Step 6: Final answer
    x = 2,043.81

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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.