Home / 6,938.22-10,394.37-5,395.98

Finding the Fourth Proportional to 6,938.22, 10,394.37 and 5,395.98

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Solution

The fourth proportional to 6,938.22, 10,394.37 and 5,395.98 is: 8,083.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,938.22 : 10,394.37 = 5,395.98 : x
  2. Step 2: Convert to fraction form
    6,938.22/10,394.37 = 5,395.98/x
  3. Step 3: Cross multiply
    6,938.22x = 10,394.37 × 5,395.98
  4. Step 4: Simplify right side
    6,938.22x = 56,087,812.63
  5. Step 5: Solve for x
    x = 56,087,812.63/6,938.22
  6. Step 6: Final answer
    x = 8,083.89

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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.