Home / 5,865.30-8,093.68-3,312.91

Finding the Fourth Proportional to 5,865.30, 8,093.68 and 3,312.91

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Solution

The fourth proportional to 5,865.30, 8,093.68 and 3,312.91 is: 4,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.30 : 8,093.68 = 3,312.91 : x
  2. Step 2: Convert to fraction form
    5,865.30/8,093.68 = 3,312.91/x
  3. Step 3: Cross multiply
    5,865.30x = 8,093.68 × 3,312.91
  4. Step 4: Simplify right side
    5,865.30x = 26,813,604.89
  5. Step 5: Solve for x
    x = 26,813,604.89/5,865.30
  6. Step 6: Final answer
    x = 4,571.57

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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.