Home / 6,782.61-9,359.73-3,950.07

Finding the Fourth Proportional to 6,782.61, 9,359.73 and 3,950.07

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Solution

The fourth proportional to 6,782.61, 9,359.73 and 3,950.07 is: 5,450.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,782.61 : 9,359.73 = 3,950.07 : x
  2. Step 2: Convert to fraction form
    6,782.61/9,359.73 = 3,950.07/x
  3. Step 3: Cross multiply
    6,782.61x = 9,359.73 × 3,950.07
  4. Step 4: Simplify right side
    6,782.61x = 36,971,588.68
  5. Step 5: Solve for x
    x = 36,971,588.68/6,782.61
  6. Step 6: Final answer
    x = 5,450.94

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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.