Home / 7,083.04-10,618.62-3,133.72

Finding the Fourth Proportional to 7,083.04, 10,618.62 and 3,133.72

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Solution

The fourth proportional to 7,083.04, 10,618.62 and 3,133.72 is: 4,697.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,083.04 : 10,618.62 = 3,133.72 : x
  2. Step 2: Convert to fraction form
    7,083.04/10,618.62 = 3,133.72/x
  3. Step 3: Cross multiply
    7,083.04x = 10,618.62 × 3,133.72
  4. Step 4: Simplify right side
    7,083.04x = 33,275,781.87
  5. Step 5: Solve for x
    x = 33,275,781.87/7,083.04
  6. Step 6: Final answer
    x = 4,697.95

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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.