Home / 4,272.65-5,896.47-3,222.89

Finding the Fourth Proportional to 4,272.65, 5,896.47 and 3,222.89

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Solution

The fourth proportional to 4,272.65, 5,896.47 and 3,222.89 is: 4,447.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.65 : 5,896.47 = 3,222.89 : x
  2. Step 2: Convert to fraction form
    4,272.65/5,896.47 = 3,222.89/x
  3. Step 3: Cross multiply
    4,272.65x = 5,896.47 × 3,222.89
  4. Step 4: Simplify right side
    4,272.65x = 19,003,674.20
  5. Step 5: Solve for x
    x = 19,003,674.20/4,272.65
  6. Step 6: Final answer
    x = 4,447.75

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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.