Home / 3,135.67-4,704.01-1,055.86

Finding the Fourth Proportional to 3,135.67, 4,704.01 and 1,055.86

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Solution

The fourth proportional to 3,135.67, 4,704.01 and 1,055.86 is: 1,583.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.67 : 4,704.01 = 1,055.86 : x
  2. Step 2: Convert to fraction form
    3,135.67/4,704.01 = 1,055.86/x
  3. Step 3: Cross multiply
    3,135.67x = 4,704.01 × 1,055.86
  4. Step 4: Simplify right side
    3,135.67x = 4,966,761.60
  5. Step 5: Solve for x
    x = 4,966,761.60/3,135.67
  6. Step 6: Final answer
    x = 1,583.96

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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.