Home / 4,555.50-6,836.10-1,958.43

Finding the Fourth Proportional to 4,555.50, 6,836.10 and 1,958.43

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Solution

The fourth proportional to 4,555.50, 6,836.10 and 1,958.43 is: 2,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,555.50 : 6,836.10 = 1,958.43 : x
  2. Step 2: Convert to fraction form
    4,555.50/6,836.10 = 1,958.43/x
  3. Step 3: Cross multiply
    4,555.50x = 6,836.10 × 1,958.43
  4. Step 4: Simplify right side
    4,555.50x = 13,388,023.32
  5. Step 5: Solve for x
    x = 13,388,023.32/4,555.50
  6. Step 6: Final answer
    x = 2,938.87

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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.