Home / 5,964.89-8,231.78-3,312.50

Finding the Fourth Proportional to 5,964.89, 8,231.78 and 3,312.50

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Solution

The fourth proportional to 5,964.89, 8,231.78 and 3,312.50 is: 4,571.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,964.89 : 8,231.78 = 3,312.50 : x
  2. Step 2: Convert to fraction form
    5,964.89/8,231.78 = 3,312.50/x
  3. Step 3: Cross multiply
    5,964.89x = 8,231.78 × 3,312.50
  4. Step 4: Simplify right side
    5,964.89x = 27,267,719.74
  5. Step 5: Solve for x
    x = 27,267,719.74/5,964.89
  6. Step 6: Final answer
    x = 4,571.37

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1.5x scale

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.