Home / 6,453.21-8,908.58-4,327.97

Finding the Fourth Proportional to 6,453.21, 8,908.58 and 4,327.97

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Solution

The fourth proportional to 6,453.21, 8,908.58 and 4,327.97 is: 5,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,453.21 : 8,908.58 = 4,327.97 : x
  2. Step 2: Convert to fraction form
    6,453.21/8,908.58 = 4,327.97/x
  3. Step 3: Cross multiply
    6,453.21x = 8,908.58 × 4,327.97
  4. Step 4: Simplify right side
    6,453.21x = 38,556,000.80
  5. Step 5: Solve for x
    x = 38,556,000.80/6,453.21
  6. Step 6: Final answer
    x = 5,974.70

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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.