Home / 4,923.36-7,384.14-1,636.02

Finding the Fourth Proportional to 4,923.36, 7,384.14 and 1,636.02

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Solution

The fourth proportional to 4,923.36, 7,384.14 and 1,636.02 is: 2,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.36 : 7,384.14 = 1,636.02 : x
  2. Step 2: Convert to fraction form
    4,923.36/7,384.14 = 1,636.02/x
  3. Step 3: Cross multiply
    4,923.36x = 7,384.14 × 1,636.02
  4. Step 4: Simplify right side
    4,923.36x = 12,080,600.72
  5. Step 5: Solve for x
    x = 12,080,600.72/4,923.36
  6. Step 6: Final answer
    x = 2,453.73

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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.