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Finding the Fourth Proportional to 2,895.93, 4,352.39 and 2,405.49

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Solution

The fourth proportional to 2,895.93, 4,352.39 and 2,405.49 is: 3,615.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,895.93 : 4,352.39 = 2,405.49 : x
  2. Step 2: Convert to fraction form
    2,895.93/4,352.39 = 2,405.49/x
  3. Step 3: Cross multiply
    2,895.93x = 4,352.39 × 2,405.49
  4. Step 4: Simplify right side
    2,895.93x = 10,469,630.62
  5. Step 5: Solve for x
    x = 10,469,630.62/2,895.93
  6. Step 6: Final answer
    x = 3,615.29

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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.