Home / 5,077.52-7,618.55-3,228.15

Finding the Fourth Proportional to 5,077.52, 7,618.55 and 3,228.15

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Solution

The fourth proportional to 5,077.52, 7,618.55 and 3,228.15 is: 4,843.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.52 : 7,618.55 = 3,228.15 : x
  2. Step 2: Convert to fraction form
    5,077.52/7,618.55 = 3,228.15/x
  3. Step 3: Cross multiply
    5,077.52x = 7,618.55 × 3,228.15
  4. Step 4: Simplify right side
    5,077.52x = 24,593,806.04
  5. Step 5: Solve for x
    x = 24,593,806.04/5,077.52
  6. Step 6: Final answer
    x = 4,843.67

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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.