Home / 1,033.18-1,426.34-796.60

Finding the Fourth Proportional to 1,033.18, 1,426.34 and 796.60

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Solution

The fourth proportional to 1,033.18, 1,426.34 and 796.60 is: 1,099.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,033.18 : 1,426.34 = 796.60 : x
  2. Step 2: Convert to fraction form
    1,033.18/1,426.34 = 796.60/x
  3. Step 3: Cross multiply
    1,033.18x = 1,426.34 × 796.60
  4. Step 4: Simplify right side
    1,033.18x = 1,136,225.80
  5. Step 5: Solve for x
    x = 1,136,225.80/1,033.18
  6. Step 6: Final answer
    x = 1,099.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.