Home / 4,193.60-6,286.80-2,548.40

Finding the Fourth Proportional to 4,193.60, 6,286.80 and 2,548.40

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Solution

The fourth proportional to 4,193.60, 6,286.80 and 2,548.40 is: 3,820.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.60 : 6,286.80 = 2,548.40 : x
  2. Step 2: Convert to fraction form
    4,193.60/6,286.80 = 2,548.40/x
  3. Step 3: Cross multiply
    4,193.60x = 6,286.80 × 2,548.40
  4. Step 4: Simplify right side
    4,193.60x = 16,021,281.12
  5. Step 5: Solve for x
    x = 16,021,281.12/4,193.60
  6. Step 6: Final answer
    x = 3,820.41

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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.