Home / 2,056.26-3,084.38-517.26

Finding the Fourth Proportional to 2,056.26, 3,084.38 and 517.26

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Solution

The fourth proportional to 2,056.26, 3,084.38 and 517.26 is: 775.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.26 : 3,084.38 = 517.26 : x
  2. Step 2: Convert to fraction form
    2,056.26/3,084.38 = 517.26/x
  3. Step 3: Cross multiply
    2,056.26x = 3,084.38 × 517.26
  4. Step 4: Simplify right side
    2,056.26x = 1,595,426.40
  5. Step 5: Solve for x
    x = 1,595,426.40/2,056.26
  6. Step 6: Final answer
    x = 775.89

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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.