Home / 4,716.78-7,069.56-1,792.26

Finding the Fourth Proportional to 4,716.78, 7,069.56 and 1,792.26

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Solution

The fourth proportional to 4,716.78, 7,069.56 and 1,792.26 is: 2,686.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,716.78 : 7,069.56 = 1,792.26 : x
  2. Step 2: Convert to fraction form
    4,716.78/7,069.56 = 1,792.26/x
  3. Step 3: Cross multiply
    4,716.78x = 7,069.56 × 1,792.26
  4. Step 4: Simplify right side
    4,716.78x = 12,670,489.61
  5. Step 5: Solve for x
    x = 12,670,489.61/4,716.78
  6. Step 6: Final answer
    x = 2,686.26

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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.