Home / 7,273.44-10,036.88-4,289.12

Finding the Fourth Proportional to 7,273.44, 10,036.88 and 4,289.12

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Solution

The fourth proportional to 7,273.44, 10,036.88 and 4,289.12 is: 5,918.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.44 : 10,036.88 = 4,289.12 : x
  2. Step 2: Convert to fraction form
    7,273.44/10,036.88 = 4,289.12/x
  3. Step 3: Cross multiply
    7,273.44x = 10,036.88 × 4,289.12
  4. Step 4: Simplify right side
    7,273.44x = 43,049,382.75
  5. Step 5: Solve for x
    x = 43,049,382.75/7,273.44
  6. Step 6: Final answer
    x = 5,918.71

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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.