Home / 6,792.90-10,189.31-3,278.81

Finding the Fourth Proportional to 6,792.90, 10,189.31 and 3,278.81

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Solution

The fourth proportional to 6,792.90, 10,189.31 and 3,278.81 is: 4,918.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.90 : 10,189.31 = 3,278.81 : x
  2. Step 2: Convert to fraction form
    6,792.90/10,189.31 = 3,278.81/x
  3. Step 3: Cross multiply
    6,792.90x = 10,189.31 × 3,278.81
  4. Step 4: Simplify right side
    6,792.90x = 33,408,744.18
  5. Step 5: Solve for x
    x = 33,408,744.18/6,792.90
  6. Step 6: Final answer
    x = 4,918.19

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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.