Home / 4,682.40-7,028.88-2,952

Finding the Fourth Proportional to 4,682.40, 7,028.88 and 2,952

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Solution

The fourth proportional to 4,682.40, 7,028.88 and 2,952 is: 4,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682.40 : 7,028.88 = 2,952 : x
  2. Step 2: Convert to fraction form
    4,682.40/7,028.88 = 2,952/x
  3. Step 3: Cross multiply
    4,682.40x = 7,028.88 × 2,952
  4. Step 4: Simplify right side
    4,682.40x = 20,749,253.76
  5. Step 5: Solve for x
    x = 20,749,253.76/4,682.40
  6. Step 6: Final answer
    x = 4,431.33

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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.