Home / 5,482.36-8,211.74-3,634.36

Finding the Fourth Proportional to 5,482.36, 8,211.74 and 3,634.36

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Solution

The fourth proportional to 5,482.36, 8,211.74 and 3,634.36 is: 5,443.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.36 : 8,211.74 = 3,634.36 : x
  2. Step 2: Convert to fraction form
    5,482.36/8,211.74 = 3,634.36/x
  3. Step 3: Cross multiply
    5,482.36x = 8,211.74 × 3,634.36
  4. Step 4: Simplify right side
    5,482.36x = 29,844,419.39
  5. Step 5: Solve for x
    x = 29,844,419.39/5,482.36
  6. Step 6: Final answer
    x = 5,443.72

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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.