Home / 5,244.96-7,238.25-2,887.32

Finding the Fourth Proportional to 5,244.96, 7,238.25 and 2,887.32

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Solution

The fourth proportional to 5,244.96, 7,238.25 and 2,887.32 is: 3,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.96 : 7,238.25 = 2,887.32 : x
  2. Step 2: Convert to fraction form
    5,244.96/7,238.25 = 2,887.32/x
  3. Step 3: Cross multiply
    5,244.96x = 7,238.25 × 2,887.32
  4. Step 4: Simplify right side
    5,244.96x = 20,899,143.99
  5. Step 5: Solve for x
    x = 20,899,143.99/5,244.96
  6. Step 6: Final answer
    x = 3,984.61

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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.