Home / 4,823.20-7,229.40-2,482.30

Finding the Fourth Proportional to 4,823.20, 7,229.40 and 2,482.30

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Solution

The fourth proportional to 4,823.20, 7,229.40 and 2,482.30 is: 3,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,823.20 : 7,229.40 = 2,482.30 : x
  2. Step 2: Convert to fraction form
    4,823.20/7,229.40 = 2,482.30/x
  3. Step 3: Cross multiply
    4,823.20x = 7,229.40 × 2,482.30
  4. Step 4: Simplify right side
    4,823.20x = 17,945,539.62
  5. Step 5: Solve for x
    x = 17,945,539.62/4,823.20
  6. Step 6: Final answer
    x = 3,720.67

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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.