Home / 1,846.43-2,548.34-1,216.85

Finding the Fourth Proportional to 1,846.43, 2,548.34 and 1,216.85

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Solution

The fourth proportional to 1,846.43, 2,548.34 and 1,216.85 is: 1,679.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,846.43 : 2,548.34 = 1,216.85 : x
  2. Step 2: Convert to fraction form
    1,846.43/2,548.34 = 1,216.85/x
  3. Step 3: Cross multiply
    1,846.43x = 2,548.34 × 1,216.85
  4. Step 4: Simplify right side
    1,846.43x = 3,100,928.70
  5. Step 5: Solve for x
    x = 3,100,928.70/1,846.43
  6. Step 6: Final answer
    x = 1,679.42

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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.