Home / 1,085.32-1,624.14-796.04

Finding the Fourth Proportional to 1,085.32, 1,624.14 and 796.04

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Solution

The fourth proportional to 1,085.32, 1,624.14 and 796.04 is: 1,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085.32 : 1,624.14 = 796.04 : x
  2. Step 2: Convert to fraction form
    1,085.32/1,624.14 = 796.04/x
  3. Step 3: Cross multiply
    1,085.32x = 1,624.14 × 796.04
  4. Step 4: Simplify right side
    1,085.32x = 1,292,880.41
  5. Step 5: Solve for x
    x = 1,292,880.41/1,085.32
  6. Step 6: Final answer
    x = 1,191.24

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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.