Home / 5,965.40-8,232.36-3,312.92

Finding the Fourth Proportional to 5,965.40, 8,232.36 and 3,312.92

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Solution

The fourth proportional to 5,965.40, 8,232.36 and 3,312.92 is: 4,571.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,965.40 : 8,232.36 = 3,312.92 : x
  2. Step 2: Convert to fraction form
    5,965.40/8,232.36 = 3,312.92/x
  3. Step 3: Cross multiply
    5,965.40x = 8,232.36 × 3,312.92
  4. Step 4: Simplify right side
    5,965.40x = 27,273,150.09
  5. Step 5: Solve for x
    x = 27,273,150.09/5,965.40
  6. Step 6: Final answer
    x = 4,571.89

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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.