Home / 5,964.78-8,231.27-3,312.15

Finding the Fourth Proportional to 5,964.78, 8,231.27 and 3,312.15

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Solution

The fourth proportional to 5,964.78, 8,231.27 and 3,312.15 is: 4,570.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,964.78 : 8,231.27 = 3,312.15 : x
  2. Step 2: Convert to fraction form
    5,964.78/8,231.27 = 3,312.15/x
  3. Step 3: Cross multiply
    5,964.78x = 8,231.27 × 3,312.15
  4. Step 4: Simplify right side
    5,964.78x = 27,263,200.93
  5. Step 5: Solve for x
    x = 27,263,200.93/5,964.78
  6. Step 6: Final answer
    x = 4,570.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.