Home / 5,127.68-7,692.55-1,841.03

Finding the Fourth Proportional to 5,127.68, 7,692.55 and 1,841.03

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Solution

The fourth proportional to 5,127.68, 7,692.55 and 1,841.03 is: 2,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.68 : 7,692.55 = 1,841.03 : x
  2. Step 2: Convert to fraction form
    5,127.68/7,692.55 = 1,841.03/x
  3. Step 3: Cross multiply
    5,127.68x = 7,692.55 × 1,841.03
  4. Step 4: Simplify right side
    5,127.68x = 14,162,215.33
  5. Step 5: Solve for x
    x = 14,162,215.33/5,127.68
  6. Step 6: Final answer
    x = 2,761.91

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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.