Home / 9,480.45-14,220.54-4,286.33

Finding the Fourth Proportional to 9,480.45, 14,220.54 and 4,286.33

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Solution

The fourth proportional to 9,480.45, 14,220.54 and 4,286.33 is: 6,429.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.45 : 14,220.54 = 4,286.33 : x
  2. Step 2: Convert to fraction form
    9,480.45/14,220.54 = 4,286.33/x
  3. Step 3: Cross multiply
    9,480.45x = 14,220.54 × 4,286.33
  4. Step 4: Simplify right side
    9,480.45x = 60,953,856.12
  5. Step 5: Solve for x
    x = 60,953,856.12/9,480.45
  6. Step 6: Final answer
    x = 6,429.43

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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.