Home / 6,850.85-10,280.99-2,690.82

Finding the Fourth Proportional to 6,850.85, 10,280.99 and 2,690.82

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Solution

The fourth proportional to 6,850.85, 10,280.99 and 2,690.82 is: 4,038.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,850.85 : 10,280.99 = 2,690.82 : x
  2. Step 2: Convert to fraction form
    6,850.85/10,280.99 = 2,690.82/x
  3. Step 3: Cross multiply
    6,850.85x = 10,280.99 × 2,690.82
  4. Step 4: Simplify right side
    6,850.85x = 27,664,300.24
  5. Step 5: Solve for x
    x = 27,664,300.24/6,850.85
  6. Step 6: Final answer
    x = 4,038.09

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1.5x scale

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.