Home / 7,386.37-11,076.31-2,766.13

Finding the Fourth Proportional to 7,386.37, 11,076.31 and 2,766.13

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Solution

The fourth proportional to 7,386.37, 11,076.31 and 2,766.13 is: 4,147.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.37 : 11,076.31 = 2,766.13 : x
  2. Step 2: Convert to fraction form
    7,386.37/11,076.31 = 2,766.13/x
  3. Step 3: Cross multiply
    7,386.37x = 11,076.31 × 2,766.13
  4. Step 4: Simplify right side
    7,386.37x = 30,638,513.38
  5. Step 5: Solve for x
    x = 30,638,513.38/7,386.37
  6. Step 6: Final answer
    x = 4,147.98

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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.