Home / 2,244.22-3,366.37-858.20

Finding the Fourth Proportional to 2,244.22, 3,366.37 and 858.20

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Solution

The fourth proportional to 2,244.22, 3,366.37 and 858.20 is: 1,287.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,244.22 : 3,366.37 = 858.20 : x
  2. Step 2: Convert to fraction form
    2,244.22/3,366.37 = 858.20/x
  3. Step 3: Cross multiply
    2,244.22x = 3,366.37 × 858.20
  4. Step 4: Simplify right side
    2,244.22x = 2,889,018.73
  5. Step 5: Solve for x
    x = 2,889,018.73/2,244.22
  6. Step 6: Final answer
    x = 1,287.32

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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.