Home / 7,240.94-10,866.63-3,082.10

Finding the Fourth Proportional to 7,240.94, 10,866.63 and 3,082.10

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Solution

The fourth proportional to 7,240.94, 10,866.63 and 3,082.10 is: 4,625.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.94 : 10,866.63 = 3,082.10 : x
  2. Step 2: Convert to fraction form
    7,240.94/10,866.63 = 3,082.10/x
  3. Step 3: Cross multiply
    7,240.94x = 10,866.63 × 3,082.10
  4. Step 4: Simplify right side
    7,240.94x = 33,491,985.99
  5. Step 5: Solve for x
    x = 33,491,985.99/7,240.94
  6. Step 6: Final answer
    x = 4,625.37

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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.