Home / 7,083.18-10,620.45-2,695.95

Finding the Fourth Proportional to 7,083.18, 10,620.45 and 2,695.95

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Solution

The fourth proportional to 7,083.18, 10,620.45 and 2,695.95 is: 4,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.18 : 10,620.45 = 2,695.95 : x
  2. Step 2: Convert to fraction form
    7,083.18/10,620.45 = 2,695.95/x
  3. Step 3: Cross multiply
    7,083.18x = 10,620.45 × 2,695.95
  4. Step 4: Simplify right side
    7,083.18x = 28,632,202.18
  5. Step 5: Solve for x
    x = 28,632,202.18/7,083.18
  6. Step 6: Final answer
    x = 4,042.28

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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.