Home / 9,845.54-13,586.54-5,369.37

Finding the Fourth Proportional to 9,845.54, 13,586.54 and 5,369.37

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Solution

The fourth proportional to 9,845.54, 13,586.54 and 5,369.37 is: 7,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.54 : 13,586.54 = 5,369.37 : x
  2. Step 2: Convert to fraction form
    9,845.54/13,586.54 = 5,369.37/x
  3. Step 3: Cross multiply
    9,845.54x = 13,586.54 × 5,369.37
  4. Step 4: Simplify right side
    9,845.54x = 72,951,133.43
  5. Step 5: Solve for x
    x = 72,951,133.43/9,845.54
  6. Step 6: Final answer
    x = 7,409.57

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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.