Home / 5,431.92-7,497.53-3,194.52

Finding the Fourth Proportional to 5,431.92, 7,497.53 and 3,194.52

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Solution

The fourth proportional to 5,431.92, 7,497.53 and 3,194.52 is: 4,409.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,431.92 : 7,497.53 = 3,194.52 : x
  2. Step 2: Convert to fraction form
    5,431.92/7,497.53 = 3,194.52/x
  3. Step 3: Cross multiply
    5,431.92x = 7,497.53 × 3,194.52
  4. Step 4: Simplify right side
    5,431.92x = 23,950,993.56
  5. Step 5: Solve for x
    x = 23,950,993.56/5,431.92
  6. Step 6: Final answer
    x = 4,409.31

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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.