Home / 4,423.20-6,626.56-3,016.80

Finding the Fourth Proportional to 4,423.20, 6,626.56 and 3,016.80

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Solution

The fourth proportional to 4,423.20, 6,626.56 and 3,016.80 is: 4,519.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,423.20 : 6,626.56 = 3,016.80 : x
  2. Step 2: Convert to fraction form
    4,423.20/6,626.56 = 3,016.80/x
  3. Step 3: Cross multiply
    4,423.20x = 6,626.56 × 3,016.80
  4. Step 4: Simplify right side
    4,423.20x = 19,991,006.21
  5. Step 5: Solve for x
    x = 19,991,006.21/4,423.20
  6. Step 6: Final answer
    x = 4,519.58

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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.