Home / 4,078.92-5,632.35-2,589.48

Finding the Fourth Proportional to 4,078.92, 5,632.35 and 2,589.48

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Solution

The fourth proportional to 4,078.92, 5,632.35 and 2,589.48 is: 3,575.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078.92 : 5,632.35 = 2,589.48 : x
  2. Step 2: Convert to fraction form
    4,078.92/5,632.35 = 2,589.48/x
  3. Step 3: Cross multiply
    4,078.92x = 5,632.35 × 2,589.48
  4. Step 4: Simplify right side
    4,078.92x = 14,584,857.68
  5. Step 5: Solve for x
    x = 14,584,857.68/4,078.92
  6. Step 6: Final answer
    x = 3,575.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.