Home / 3,622.22-5,434.54-1,157.39

Finding the Fourth Proportional to 3,622.22, 5,434.54 and 1,157.39

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Solution

The fourth proportional to 3,622.22, 5,434.54 and 1,157.39 is: 1,736.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,622.22 : 5,434.54 = 1,157.39 : x
  2. Step 2: Convert to fraction form
    3,622.22/5,434.54 = 1,157.39/x
  3. Step 3: Cross multiply
    3,622.22x = 5,434.54 × 1,157.39
  4. Step 4: Simplify right side
    3,622.22x = 6,289,852.18
  5. Step 5: Solve for x
    x = 6,289,852.18/3,622.22
  6. Step 6: Final answer
    x = 1,736.47

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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.