Home / 3,635.10-5,449.41-1,442.34

Finding the Fourth Proportional to 3,635.10, 5,449.41 and 1,442.34

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Solution

The fourth proportional to 3,635.10, 5,449.41 and 1,442.34 is: 2,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,635.10 : 5,449.41 = 1,442.34 : x
  2. Step 2: Convert to fraction form
    3,635.10/5,449.41 = 1,442.34/x
  3. Step 3: Cross multiply
    3,635.10x = 5,449.41 × 1,442.34
  4. Step 4: Simplify right side
    3,635.10x = 7,859,902.02
  5. Step 5: Solve for x
    x = 7,859,902.02/3,635.10
  6. Step 6: Final answer
    x = 2,162.22

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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.