Home / 5,970.60-8,239.19-3,317.85

Finding the Fourth Proportional to 5,970.60, 8,239.19 and 3,317.85

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Solution

The fourth proportional to 5,970.60, 8,239.19 and 3,317.85 is: 4,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.60 : 8,239.19 = 3,317.85 : x
  2. Step 2: Convert to fraction form
    5,970.60/8,239.19 = 3,317.85/x
  3. Step 3: Cross multiply
    5,970.60x = 8,239.19 × 3,317.85
  4. Step 4: Simplify right side
    5,970.60x = 27,336,379.95
  5. Step 5: Solve for x
    x = 27,336,379.95/5,970.60
  6. Step 6: Final answer
    x = 4,578.50

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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.