Home / 4,721.43-7,075.97-1,944.87

Finding the Fourth Proportional to 4,721.43, 7,075.97 and 1,944.87

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Solution

The fourth proportional to 4,721.43, 7,075.97 and 1,944.87 is: 2,914.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.43 : 7,075.97 = 1,944.87 : x
  2. Step 2: Convert to fraction form
    4,721.43/7,075.97 = 1,944.87/x
  3. Step 3: Cross multiply
    4,721.43x = 7,075.97 × 1,944.87
  4. Step 4: Simplify right side
    4,721.43x = 13,761,832.05
  5. Step 5: Solve for x
    x = 13,761,832.05/4,721.43
  6. Step 6: Final answer
    x = 2,914.76

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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.