Home / 5,756.10-8,630.04-2,791.36

Finding the Fourth Proportional to 5,756.10, 8,630.04 and 2,791.36

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Solution

The fourth proportional to 5,756.10, 8,630.04 and 2,791.36 is: 4,185.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,756.10 : 8,630.04 = 2,791.36 : x
  2. Step 2: Convert to fraction form
    5,756.10/8,630.04 = 2,791.36/x
  3. Step 3: Cross multiply
    5,756.10x = 8,630.04 × 2,791.36
  4. Step 4: Simplify right side
    5,756.10x = 24,089,548.45
  5. Step 5: Solve for x
    x = 24,089,548.45/5,756.10
  6. Step 6: Final answer
    x = 4,185.05

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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.