Home / 5,942.16-8,200.84-3,458

Finding the Fourth Proportional to 5,942.16, 8,200.84 and 3,458

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Solution

The fourth proportional to 5,942.16, 8,200.84 and 3,458 is: 4,772.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,942.16 : 8,200.84 = 3,458 : x
  2. Step 2: Convert to fraction form
    5,942.16/8,200.84 = 3,458/x
  3. Step 3: Cross multiply
    5,942.16x = 8,200.84 × 3,458
  4. Step 4: Simplify right side
    5,942.16x = 28,358,504.72
  5. Step 5: Solve for x
    x = 28,358,504.72/5,942.16
  6. Step 6: Final answer
    x = 4,772.42

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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.