Home / 3,000.26-4,140.36-1,673.96

Finding the Fourth Proportional to 3,000.26, 4,140.36 and 1,673.96

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Solution

The fourth proportional to 3,000.26, 4,140.36 and 1,673.96 is: 2,310.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,000.26 : 4,140.36 = 1,673.96 : x
  2. Step 2: Convert to fraction form
    3,000.26/4,140.36 = 1,673.96/x
  3. Step 3: Cross multiply
    3,000.26x = 4,140.36 × 1,673.96
  4. Step 4: Simplify right side
    3,000.26x = 6,930,797.03
  5. Step 5: Solve for x
    x = 6,930,797.03/3,000.26
  6. Step 6: Final answer
    x = 2,310.07

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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.