Home / 5,453.91-8,170.15-3,599.37

Finding the Fourth Proportional to 5,453.91, 8,170.15 and 3,599.37

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Solution

The fourth proportional to 5,453.91, 8,170.15 and 3,599.37 is: 5,391.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,453.91 : 8,170.15 = 3,599.37 : x
  2. Step 2: Convert to fraction form
    5,453.91/8,170.15 = 3,599.37/x
  3. Step 3: Cross multiply
    5,453.91x = 8,170.15 × 3,599.37
  4. Step 4: Simplify right side
    5,453.91x = 29,407,392.81
  5. Step 5: Solve for x
    x = 29,407,392.81/5,453.91
  6. Step 6: Final answer
    x = 5,391.98

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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.