Home / 2,056.35-3,084.48-757.52

Finding the Fourth Proportional to 2,056.35, 3,084.48 and 757.52

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Solution

The fourth proportional to 2,056.35, 3,084.48 and 757.52 is: 1,136.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.35 : 3,084.48 = 757.52 : x
  2. Step 2: Convert to fraction form
    2,056.35/3,084.48 = 757.52/x
  3. Step 3: Cross multiply
    2,056.35x = 3,084.48 × 757.52
  4. Step 4: Simplify right side
    2,056.35x = 2,336,539.87
  5. Step 5: Solve for x
    x = 2,336,539.87/2,056.35
  6. Step 6: Final answer
    x = 1,136.26

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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.