Home / 3,582.21-4,942.98-2,089.92

Finding the Fourth Proportional to 3,582.21, 4,942.98 and 2,089.92

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Solution

The fourth proportional to 3,582.21, 4,942.98 and 2,089.92 is: 2,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.21 : 4,942.98 = 2,089.92 : x
  2. Step 2: Convert to fraction form
    3,582.21/4,942.98 = 2,089.92/x
  3. Step 3: Cross multiply
    3,582.21x = 4,942.98 × 2,089.92
  4. Step 4: Simplify right side
    3,582.21x = 10,330,432.76
  5. Step 5: Solve for x
    x = 10,330,432.76/3,582.21
  6. Step 6: Final answer
    x = 2,883.82

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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.