Home / 5,970.19-8,239.58-3,453.12

Finding the Fourth Proportional to 5,970.19, 8,239.58 and 3,453.12

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Solution

The fourth proportional to 5,970.19, 8,239.58 and 3,453.12 is: 4,765.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.19 : 8,239.58 = 3,453.12 : x
  2. Step 2: Convert to fraction form
    5,970.19/8,239.58 = 3,453.12/x
  3. Step 3: Cross multiply
    5,970.19x = 8,239.58 × 3,453.12
  4. Step 4: Simplify right side
    5,970.19x = 28,452,223.27
  5. Step 5: Solve for x
    x = 28,452,223.27/5,970.19
  6. Step 6: Final answer
    x = 4,765.71

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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.