Home / 4,272.56-5,896.96-2,409.60

Finding the Fourth Proportional to 4,272.56, 5,896.96 and 2,409.60

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Solution

The fourth proportional to 4,272.56, 5,896.96 and 2,409.60 is: 3,325.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.56 : 5,896.96 = 2,409.60 : x
  2. Step 2: Convert to fraction form
    4,272.56/5,896.96 = 2,409.60/x
  3. Step 3: Cross multiply
    4,272.56x = 5,896.96 × 2,409.60
  4. Step 4: Simplify right side
    4,272.56x = 14,209,314.82
  5. Step 5: Solve for x
    x = 14,209,314.82/4,272.56
  6. Step 6: Final answer
    x = 3,325.71

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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.