Home / 9,453.09-14,178.63-2,879.34

Finding the Fourth Proportional to 9,453.09, 14,178.63 and 2,879.34

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Solution

The fourth proportional to 9,453.09, 14,178.63 and 2,879.34 is: 4,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,453.09 : 14,178.63 = 2,879.34 : x
  2. Step 2: Convert to fraction form
    9,453.09/14,178.63 = 2,879.34/x
  3. Step 3: Cross multiply
    9,453.09x = 14,178.63 × 2,879.34
  4. Step 4: Simplify right side
    9,453.09x = 40,825,096.50
  5. Step 5: Solve for x
    x = 40,825,096.50/9,453.09
  6. Step 6: Final answer
    x = 4,318.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.