Home / 6,619.58-9,933.47-3,847.56

Finding the Fourth Proportional to 6,619.58, 9,933.47 and 3,847.56

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Solution

The fourth proportional to 6,619.58, 9,933.47 and 3,847.56 is: 5,773.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,619.58 : 9,933.47 = 3,847.56 : x
  2. Step 2: Convert to fraction form
    6,619.58/9,933.47 = 3,847.56/x
  3. Step 3: Cross multiply
    6,619.58x = 9,933.47 × 3,847.56
  4. Step 4: Simplify right side
    6,619.58x = 38,219,572.17
  5. Step 5: Solve for x
    x = 38,219,572.17/6,619.58
  6. Step 6: Final answer
    x = 5,773.72

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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.