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Finding the Fourth Proportional to 2,296.93, 3,445.41 and 757.93

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Solution

The fourth proportional to 2,296.93, 3,445.41 and 757.93 is: 1,136.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.93 : 3,445.41 = 757.93 : x
  2. Step 2: Convert to fraction form
    2,296.93/3,445.41 = 757.93/x
  3. Step 3: Cross multiply
    2,296.93x = 3,445.41 × 757.93
  4. Step 4: Simplify right side
    2,296.93x = 2,611,379.60
  5. Step 5: Solve for x
    x = 2,611,379.60/2,296.93
  6. Step 6: Final answer
    x = 1,136.90

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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.