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Finding the Fourth Proportional to 4,561.95, 6,845.99 and 2,960.65

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Solution

The fourth proportional to 4,561.95, 6,845.99 and 2,960.65 is: 4,442.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,561.95 : 6,845.99 = 2,960.65 : x
  2. Step 2: Convert to fraction form
    4,561.95/6,845.99 = 2,960.65/x
  3. Step 3: Cross multiply
    4,561.95x = 6,845.99 × 2,960.65
  4. Step 4: Simplify right side
    4,561.95x = 20,268,599.03
  5. Step 5: Solve for x
    x = 20,268,599.03/4,561.95
  6. Step 6: Final answer
    x = 4,442.97

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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.