Home / 3,038.19-4,554.57-1,188.87

Finding the Fourth Proportional to 3,038.19, 4,554.57 and 1,188.87

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Solution

The fourth proportional to 3,038.19, 4,554.57 and 1,188.87 is: 1,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,038.19 : 4,554.57 = 1,188.87 : x
  2. Step 2: Convert to fraction form
    3,038.19/4,554.57 = 1,188.87/x
  3. Step 3: Cross multiply
    3,038.19x = 4,554.57 × 1,188.87
  4. Step 4: Simplify right side
    3,038.19x = 5,414,791.64
  5. Step 5: Solve for x
    x = 5,414,791.64/3,038.19
  6. Step 6: Final answer
    x = 1,782.24

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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.