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Finding the Fourth Proportional to 2,650.98, 3,975.48 and 895.53

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Solution

The fourth proportional to 2,650.98, 3,975.48 and 895.53 is: 1,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,650.98 : 3,975.48 = 895.53 : x
  2. Step 2: Convert to fraction form
    2,650.98/3,975.48 = 895.53/x
  3. Step 3: Cross multiply
    2,650.98x = 3,975.48 × 895.53
  4. Step 4: Simplify right side
    2,650.98x = 3,560,161.60
  5. Step 5: Solve for x
    x = 3,560,161.60/2,650.98
  6. Step 6: Final answer
    x = 1,342.96

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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.