Home / 4,450.25-6,675.42-1,330.31

Finding the Fourth Proportional to 4,450.25, 6,675.42 and 1,330.31

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Solution

The fourth proportional to 4,450.25, 6,675.42 and 1,330.31 is: 1,995.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450.25 : 6,675.42 = 1,330.31 : x
  2. Step 2: Convert to fraction form
    4,450.25/6,675.42 = 1,330.31/x
  3. Step 3: Cross multiply
    4,450.25x = 6,675.42 × 1,330.31
  4. Step 4: Simplify right side
    4,450.25x = 8,880,344.60
  5. Step 5: Solve for x
    x = 8,880,344.60/4,450.25
  6. Step 6: Final answer
    x = 1,995.47

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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.