Home / 5,938.88-8,905.82-1,779.48

Finding the Fourth Proportional to 5,938.88, 8,905.82 and 1,779.48

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Solution

The fourth proportional to 5,938.88, 8,905.82 and 1,779.48 is: 2,668.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.88 : 8,905.82 = 1,779.48 : x
  2. Step 2: Convert to fraction form
    5,938.88/8,905.82 = 1,779.48/x
  3. Step 3: Cross multiply
    5,938.88x = 8,905.82 × 1,779.48
  4. Step 4: Simplify right side
    5,938.88x = 15,847,719.68
  5. Step 5: Solve for x
    x = 15,847,719.68/5,938.88
  6. Step 6: Final answer
    x = 2,668.47

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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.