Home / 5,572.42-8,358.66-1,676.80

Finding the Fourth Proportional to 5,572.42, 8,358.66 and 1,676.80

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Solution

The fourth proportional to 5,572.42, 8,358.66 and 1,676.80 is: 2,515.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.42 : 8,358.66 = 1,676.80 : x
  2. Step 2: Convert to fraction form
    5,572.42/8,358.66 = 1,676.80/x
  3. Step 3: Cross multiply
    5,572.42x = 8,358.66 × 1,676.80
  4. Step 4: Simplify right side
    5,572.42x = 14,015,801.09
  5. Step 5: Solve for x
    x = 14,015,801.09/5,572.42
  6. Step 6: Final answer
    x = 2,515.21

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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.