Home / 3,040.10-4,558.33-1,189.01

Finding the Fourth Proportional to 3,040.10, 4,558.33 and 1,189.01

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Solution

The fourth proportional to 3,040.10, 4,558.33 and 1,189.01 is: 1,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,040.10 : 4,558.33 = 1,189.01 : x
  2. Step 2: Convert to fraction form
    3,040.10/4,558.33 = 1,189.01/x
  3. Step 3: Cross multiply
    3,040.10x = 4,558.33 × 1,189.01
  4. Step 4: Simplify right side
    3,040.10x = 5,419,899.95
  5. Step 5: Solve for x
    x = 5,419,899.95/3,040.10
  6. Step 6: Final answer
    x = 1,782.80

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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.