Home / 7,272.88-10,912.07-4,954.75

Finding the Fourth Proportional to 7,272.88, 10,912.07 and 4,954.75

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Solution

The fourth proportional to 7,272.88, 10,912.07 and 4,954.75 is: 7,434.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,272.88 : 10,912.07 = 4,954.75 : x
  2. Step 2: Convert to fraction form
    7,272.88/10,912.07 = 4,954.75/x
  3. Step 3: Cross multiply
    7,272.88x = 10,912.07 × 4,954.75
  4. Step 4: Simplify right side
    7,272.88x = 54,066,578.83
  5. Step 5: Solve for x
    x = 54,066,578.83/7,272.88
  6. Step 6: Final answer
    x = 7,434.00

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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.