Home / 4,740.36-7,099.20-3,636.60

Finding the Fourth Proportional to 4,740.36, 7,099.20 and 3,636.60

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Solution

The fourth proportional to 4,740.36, 7,099.20 and 3,636.60 is: 5,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.36 : 7,099.20 = 3,636.60 : x
  2. Step 2: Convert to fraction form
    4,740.36/7,099.20 = 3,636.60/x
  3. Step 3: Cross multiply
    4,740.36x = 7,099.20 × 3,636.60
  4. Step 4: Simplify right side
    4,740.36x = 25,816,950.72
  5. Step 5: Solve for x
    x = 25,816,950.72/4,740.36
  6. Step 6: Final answer
    x = 5,446.20

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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.