Home / 5,297.10-7,944.70-1,964.96

Finding the Fourth Proportional to 5,297.10, 7,944.70 and 1,964.96

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Solution

The fourth proportional to 5,297.10, 7,944.70 and 1,964.96 is: 2,947.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297.10 : 7,944.70 = 1,964.96 : x
  2. Step 2: Convert to fraction form
    5,297.10/7,944.70 = 1,964.96/x
  3. Step 3: Cross multiply
    5,297.10x = 7,944.70 × 1,964.96
  4. Step 4: Simplify right side
    5,297.10x = 15,611,017.71
  5. Step 5: Solve for x
    x = 15,611,017.71/5,297.10
  6. Step 6: Final answer
    x = 2,947.09

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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.