Home / 7,433.88-11,139.30-3,047.64

Finding the Fourth Proportional to 7,433.88, 11,139.30 and 3,047.64

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Solution

The fourth proportional to 7,433.88, 11,139.30 and 3,047.64 is: 4,566.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.88 : 11,139.30 = 3,047.64 : x
  2. Step 2: Convert to fraction form
    7,433.88/11,139.30 = 3,047.64/x
  3. Step 3: Cross multiply
    7,433.88x = 11,139.30 × 3,047.64
  4. Step 4: Simplify right side
    7,433.88x = 33,948,576.25
  5. Step 5: Solve for x
    x = 33,948,576.25/7,433.88
  6. Step 6: Final answer
    x = 4,566.74

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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.