Home / 3,325.96-4,990.89-1,846.43

Finding the Fourth Proportional to 3,325.96, 4,990.89 and 1,846.43

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Solution

The fourth proportional to 3,325.96, 4,990.89 and 1,846.43 is: 2,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,325.96 : 4,990.89 = 1,846.43 : x
  2. Step 2: Convert to fraction form
    3,325.96/4,990.89 = 1,846.43/x
  3. Step 3: Cross multiply
    3,325.96x = 4,990.89 × 1,846.43
  4. Step 4: Simplify right side
    3,325.96x = 9,215,307.31
  5. Step 5: Solve for x
    x = 9,215,307.31/3,325.96
  6. Step 6: Final answer
    x = 2,770.72

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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.