Home / 2,325.12-3,487.20-1,352.64

Finding the Fourth Proportional to 2,325.12, 3,487.20 and 1,352.64

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Solution

The fourth proportional to 2,325.12, 3,487.20 and 1,352.64 is: 2,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.12 : 3,487.20 = 1,352.64 : x
  2. Step 2: Convert to fraction form
    2,325.12/3,487.20 = 1,352.64/x
  3. Step 3: Cross multiply
    2,325.12x = 3,487.20 × 1,352.64
  4. Step 4: Simplify right side
    2,325.12x = 4,716,926.21
  5. Step 5: Solve for x
    x = 4,716,926.21/2,325.12
  6. Step 6: Final answer
    x = 2,028.68

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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.