Home / 1,889.25-2,826.75-1,697.41

Finding the Fourth Proportional to 1,889.25, 2,826.75 and 1,697.41

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Solution

The fourth proportional to 1,889.25, 2,826.75 and 1,697.41 is: 2,539.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,889.25 : 2,826.75 = 1,697.41 : x
  2. Step 2: Convert to fraction form
    1,889.25/2,826.75 = 1,697.41/x
  3. Step 3: Cross multiply
    1,889.25x = 2,826.75 × 1,697.41
  4. Step 4: Simplify right side
    1,889.25x = 4,798,153.72
  5. Step 5: Solve for x
    x = 4,798,153.72/1,889.25
  6. Step 6: Final answer
    x = 2,539.71

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1.5x scale

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.