Home / 7,082.02-10,623.18-2,151.64

Finding the Fourth Proportional to 7,082.02, 10,623.18 and 2,151.64

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Solution

The fourth proportional to 7,082.02, 10,623.18 and 2,151.64 is: 3,227.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.02 : 10,623.18 = 2,151.64 : x
  2. Step 2: Convert to fraction form
    7,082.02/10,623.18 = 2,151.64/x
  3. Step 3: Cross multiply
    7,082.02x = 10,623.18 × 2,151.64
  4. Step 4: Simplify right side
    7,082.02x = 22,857,259.02
  5. Step 5: Solve for x
    x = 22,857,259.02/7,082.02
  6. Step 6: Final answer
    x = 3,227.51

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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.