Home / 6,935.90-9,571.58-3,792.09

Finding the Fourth Proportional to 6,935.90, 9,571.58 and 3,792.09

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Solution

The fourth proportional to 6,935.90, 9,571.58 and 3,792.09 is: 5,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,935.90 : 9,571.58 = 3,792.09 : x
  2. Step 2: Convert to fraction form
    6,935.90/9,571.58 = 3,792.09/x
  3. Step 3: Cross multiply
    6,935.90x = 9,571.58 × 3,792.09
  4. Step 4: Simplify right side
    6,935.90x = 36,296,240.20
  5. Step 5: Solve for x
    x = 36,296,240.20/6,935.90
  6. Step 6: Final answer
    x = 5,233.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.