Home / 7,896.22-10,896.87-4,359.49

Finding the Fourth Proportional to 7,896.22, 10,896.87 and 4,359.49

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Solution

The fourth proportional to 7,896.22, 10,896.87 and 4,359.49 is: 6,016.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,896.22 : 10,896.87 = 4,359.49 : x
  2. Step 2: Convert to fraction form
    7,896.22/10,896.87 = 4,359.49/x
  3. Step 3: Cross multiply
    7,896.22x = 10,896.87 × 4,359.49
  4. Step 4: Simplify right side
    7,896.22x = 47,504,795.80
  5. Step 5: Solve for x
    x = 47,504,795.80/7,896.22
  6. Step 6: Final answer
    x = 6,016.14

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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.