Home / 5,419.48-7,476.20-4,222.33

Finding the Fourth Proportional to 5,419.48, 7,476.20 and 4,222.33

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Solution

The fourth proportional to 5,419.48, 7,476.20 and 4,222.33 is: 5,824.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419.48 : 7,476.20 = 4,222.33 : x
  2. Step 2: Convert to fraction form
    5,419.48/7,476.20 = 4,222.33/x
  3. Step 3: Cross multiply
    5,419.48x = 7,476.20 × 4,222.33
  4. Step 4: Simplify right side
    5,419.48x = 31,566,959.58
  5. Step 5: Solve for x
    x = 31,566,959.58/5,419.48
  6. Step 6: Final answer
    x = 5,824.72

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.