Home / 2,608.09-3,597.20-1,811.41

Finding the Fourth Proportional to 2,608.09, 3,597.20 and 1,811.41

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Solution

The fourth proportional to 2,608.09, 3,597.20 and 1,811.41 is: 2,498.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.09 : 3,597.20 = 1,811.41 : x
  2. Step 2: Convert to fraction form
    2,608.09/3,597.20 = 1,811.41/x
  3. Step 3: Cross multiply
    2,608.09x = 3,597.20 × 1,811.41
  4. Step 4: Simplify right side
    2,608.09x = 6,516,013.87
  5. Step 5: Solve for x
    x = 6,516,013.87/2,608.09
  6. Step 6: Final answer
    x = 2,498.39

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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.