Home / 2,608.39-3,600.36-1,822.69

Finding the Fourth Proportional to 2,608.39, 3,600.36 and 1,822.69

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Solution

The fourth proportional to 2,608.39, 3,600.36 and 1,822.69 is: 2,515.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608.39 : 3,600.36 = 1,822.69 : x
  2. Step 2: Convert to fraction form
    2,608.39/3,600.36 = 1,822.69/x
  3. Step 3: Cross multiply
    2,608.39x = 3,600.36 × 1,822.69
  4. Step 4: Simplify right side
    2,608.39x = 6,562,340.17
  5. Step 5: Solve for x
    x = 6,562,340.17/2,608.39
  6. Step 6: Final answer
    x = 2,515.86

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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.