Home / 7,082.85-10,623.72-2,152.51

Finding the Fourth Proportional to 7,082.85, 10,623.72 and 2,152.51

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Solution

The fourth proportional to 7,082.85, 10,623.72 and 2,152.51 is: 3,228.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.85 : 10,623.72 = 2,152.51 : x
  2. Step 2: Convert to fraction form
    7,082.85/10,623.72 = 2,152.51/x
  3. Step 3: Cross multiply
    7,082.85x = 10,623.72 × 2,152.51
  4. Step 4: Simplify right side
    7,082.85x = 22,867,663.54
  5. Step 5: Solve for x
    x = 22,867,663.54/7,082.85
  6. Step 6: Final answer
    x = 3,228.60

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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.