Home / 5,965.56-8,231.94-3,312.36

Finding the Fourth Proportional to 5,965.56, 8,231.94 and 3,312.36

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Solution

The fourth proportional to 5,965.56, 8,231.94 and 3,312.36 is: 4,570.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.56 : 8,231.94 = 3,312.36 : x
  2. Step 2: Convert to fraction form
    5,965.56/8,231.94 = 3,312.36/x
  3. Step 3: Cross multiply
    5,965.56x = 8,231.94 × 3,312.36
  4. Step 4: Simplify right side
    5,965.56x = 27,267,148.78
  5. Step 5: Solve for x
    x = 27,267,148.78/5,965.56
  6. Step 6: Final answer
    x = 4,570.76

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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.