Home / 5,084.31-7,014.02-2,986.95

Finding the Fourth Proportional to 5,084.31, 7,014.02 and 2,986.95

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Solution

The fourth proportional to 5,084.31, 7,014.02 and 2,986.95 is: 4,120.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,084.31 : 7,014.02 = 2,986.95 : x
  2. Step 2: Convert to fraction form
    5,084.31/7,014.02 = 2,986.95/x
  3. Step 3: Cross multiply
    5,084.31x = 7,014.02 × 2,986.95
  4. Step 4: Simplify right side
    5,084.31x = 20,950,512.10
  5. Step 5: Solve for x
    x = 20,950,512.10/5,084.31
  6. Step 6: Final answer
    x = 4,120.62

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Why These Related Problems?

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