Home / 5,790.94-8,680.43-2,279.52

Finding the Fourth Proportional to 5,790.94, 8,680.43 and 2,279.52

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Solution

The fourth proportional to 5,790.94, 8,680.43 and 2,279.52 is: 3,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,790.94 : 8,680.43 = 2,279.52 : x
  2. Step 2: Convert to fraction form
    5,790.94/8,680.43 = 2,279.52/x
  3. Step 3: Cross multiply
    5,790.94x = 8,680.43 × 2,279.52
  4. Step 4: Simplify right side
    5,790.94x = 19,787,219.49
  5. Step 5: Solve for x
    x = 19,787,219.49/5,790.94
  6. Step 6: Final answer
    x = 3,416.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.