Home / 3,329.96-4,991.27-1,135.67

Finding the Fourth Proportional to 3,329.96, 4,991.27 and 1,135.67

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Solution

The fourth proportional to 3,329.96, 4,991.27 and 1,135.67 is: 1,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.96 : 4,991.27 = 1,135.67 : x
  2. Step 2: Convert to fraction form
    3,329.96/4,991.27 = 1,135.67/x
  3. Step 3: Cross multiply
    3,329.96x = 4,991.27 × 1,135.67
  4. Step 4: Simplify right side
    3,329.96x = 5,668,404.97
  5. Step 5: Solve for x
    x = 5,668,404.97/3,329.96
  6. Step 6: Final answer
    x = 1,702.25

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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.