Home / 8,425.37-12,641.33-3,493.75

Finding the Fourth Proportional to 8,425.37, 12,641.33 and 3,493.75

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Solution

The fourth proportional to 8,425.37, 12,641.33 and 3,493.75 is: 5,241.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,425.37 : 12,641.33 = 3,493.75 : x
  2. Step 2: Convert to fraction form
    8,425.37/12,641.33 = 3,493.75/x
  3. Step 3: Cross multiply
    8,425.37x = 12,641.33 × 3,493.75
  4. Step 4: Simplify right side
    8,425.37x = 44,165,646.69
  5. Step 5: Solve for x
    x = 44,165,646.69/8,425.37
  6. Step 6: Final answer
    x = 5,241.98

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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.