Home / 4,506.20-6,742.80-2,658.12

Finding the Fourth Proportional to 4,506.20, 6,742.80 and 2,658.12

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Solution

The fourth proportional to 4,506.20, 6,742.80 and 2,658.12 is: 3,977.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,506.20 : 6,742.80 = 2,658.12 : x
  2. Step 2: Convert to fraction form
    4,506.20/6,742.80 = 2,658.12/x
  3. Step 3: Cross multiply
    4,506.20x = 6,742.80 × 2,658.12
  4. Step 4: Simplify right side
    4,506.20x = 17,923,171.54
  5. Step 5: Solve for x
    x = 17,923,171.54/4,506.20
  6. Step 6: Final answer
    x = 3,977.45

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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.