Home / 4,127.23-6,190.83-1,205.53

Finding the Fourth Proportional to 4,127.23, 6,190.83 and 1,205.53

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Solution

The fourth proportional to 4,127.23, 6,190.83 and 1,205.53 is: 1,808.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,127.23 : 6,190.83 = 1,205.53 : x
  2. Step 2: Convert to fraction form
    4,127.23/6,190.83 = 1,205.53/x
  3. Step 3: Cross multiply
    4,127.23x = 6,190.83 × 1,205.53
  4. Step 4: Simplify right side
    4,127.23x = 7,463,200.34
  5. Step 5: Solve for x
    x = 7,463,200.34/4,127.23
  6. Step 6: Final answer
    x = 1,808.29

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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.