Home / 4,081.68-5,632.25-2,289.02

Finding the Fourth Proportional to 4,081.68, 5,632.25 and 2,289.02

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Solution

The fourth proportional to 4,081.68, 5,632.25 and 2,289.02 is: 3,158.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.68 : 5,632.25 = 2,289.02 : x
  2. Step 2: Convert to fraction form
    4,081.68/5,632.25 = 2,289.02/x
  3. Step 3: Cross multiply
    4,081.68x = 5,632.25 × 2,289.02
  4. Step 4: Simplify right side
    4,081.68x = 12,892,293.29
  5. Step 5: Solve for x
    x = 12,892,293.29/4,081.68
  6. Step 6: Final answer
    x = 3,158.58

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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.