Home / 7,082.87-10,623.60-2,152.55

Finding the Fourth Proportional to 7,082.87, 10,623.60 and 2,152.55

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Solution

The fourth proportional to 7,082.87, 10,623.60 and 2,152.55 is: 3,228.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.87 : 10,623.60 = 2,152.55 : x
  2. Step 2: Convert to fraction form
    7,082.87/10,623.60 = 2,152.55/x
  3. Step 3: Cross multiply
    7,082.87x = 10,623.60 × 2,152.55
  4. Step 4: Simplify right side
    7,082.87x = 22,867,777.06
  5. Step 5: Solve for x
    x = 22,867,777.06/7,082.87
  6. Step 6: Final answer
    x = 3,228.61

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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.