Home / 7,027.98-9,698.79-3,884.46

Finding the Fourth Proportional to 7,027.98, 9,698.79 and 3,884.46

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Solution

The fourth proportional to 7,027.98, 9,698.79 and 3,884.46 is: 5,360.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,027.98 : 9,698.79 = 3,884.46 : x
  2. Step 2: Convert to fraction form
    7,027.98/9,698.79 = 3,884.46/x
  3. Step 3: Cross multiply
    7,027.98x = 9,698.79 × 3,884.46
  4. Step 4: Simplify right side
    7,027.98x = 37,674,561.80
  5. Step 5: Solve for x
    x = 37,674,561.80/7,027.98
  6. Step 6: Final answer
    x = 5,360.65

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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.