Home / 1,396.10-2,095.52-1,063.95

Finding the Fourth Proportional to 1,396.10, 2,095.52 and 1,063.95

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Solution

The fourth proportional to 1,396.10, 2,095.52 and 1,063.95 is: 1,596.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396.10 : 2,095.52 = 1,063.95 : x
  2. Step 2: Convert to fraction form
    1,396.10/2,095.52 = 1,063.95/x
  3. Step 3: Cross multiply
    1,396.10x = 2,095.52 × 1,063.95
  4. Step 4: Simplify right side
    1,396.10x = 2,229,515.33
  5. Step 5: Solve for x
    x = 2,229,515.33/1,396.10
  6. Step 6: Final answer
    x = 1,596.96

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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.