Home / 6,985.24-10,477.68-2,825.14

Finding the Fourth Proportional to 6,985.24, 10,477.68 and 2,825.14

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Solution

The fourth proportional to 6,985.24, 10,477.68 and 2,825.14 is: 4,237.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,985.24 : 10,477.68 = 2,825.14 : x
  2. Step 2: Convert to fraction form
    6,985.24/10,477.68 = 2,825.14/x
  3. Step 3: Cross multiply
    6,985.24x = 10,477.68 × 2,825.14
  4. Step 4: Simplify right side
    6,985.24x = 29,600,912.88
  5. Step 5: Solve for x
    x = 29,600,912.88/6,985.24
  6. Step 6: Final answer
    x = 4,237.64

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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.