Home / 5,950.12-8,919.72-3,172.64

Finding the Fourth Proportional to 5,950.12, 8,919.72 and 3,172.64

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Solution

The fourth proportional to 5,950.12, 8,919.72 and 3,172.64 is: 4,756.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,950.12 : 8,919.72 = 3,172.64 : x
  2. Step 2: Convert to fraction form
    5,950.12/8,919.72 = 3,172.64/x
  3. Step 3: Cross multiply
    5,950.12x = 8,919.72 × 3,172.64
  4. Step 4: Simplify right side
    5,950.12x = 28,299,060.46
  5. Step 5: Solve for x
    x = 28,299,060.46/5,950.12
  6. Step 6: Final answer
    x = 4,756.05

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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.