Home / 7,025.12-10,539.60-2,408.48

Finding the Fourth Proportional to 7,025.12, 10,539.60 and 2,408.48

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Solution

The fourth proportional to 7,025.12, 10,539.60 and 2,408.48 is: 3,613.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025.12 : 10,539.60 = 2,408.48 : x
  2. Step 2: Convert to fraction form
    7,025.12/10,539.60 = 2,408.48/x
  3. Step 3: Cross multiply
    7,025.12x = 10,539.60 × 2,408.48
  4. Step 4: Simplify right side
    7,025.12x = 25,384,415.81
  5. Step 5: Solve for x
    x = 25,384,415.81/7,025.12
  6. Step 6: Final answer
    x = 3,613.38

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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.