Home / 1,450.56-2,170.82-895.04

Finding the Fourth Proportional to 1,450.56, 2,170.82 and 895.04

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Solution

The fourth proportional to 1,450.56, 2,170.82 and 895.04 is: 1,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.56 : 2,170.82 = 895.04 : x
  2. Step 2: Convert to fraction form
    1,450.56/2,170.82 = 895.04/x
  3. Step 3: Cross multiply
    1,450.56x = 2,170.82 × 895.04
  4. Step 4: Simplify right side
    1,450.56x = 1,942,970.73
  5. Step 5: Solve for x
    x = 1,942,970.73/1,450.56
  6. Step 6: Final answer
    x = 1,339.46

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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.