Home / 9,219.06-13,830.36-3,953.33

Finding the Fourth Proportional to 9,219.06, 13,830.36 and 3,953.33

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Solution

The fourth proportional to 9,219.06, 13,830.36 and 3,953.33 is: 5,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.06 : 13,830.36 = 3,953.33 : x
  2. Step 2: Convert to fraction form
    9,219.06/13,830.36 = 3,953.33/x
  3. Step 3: Cross multiply
    9,219.06x = 13,830.36 × 3,953.33
  4. Step 4: Simplify right side
    9,219.06x = 54,675,991.92
  5. Step 5: Solve for x
    x = 54,675,991.92/9,219.06
  6. Step 6: Final answer
    x = 5,930.76

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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.