Home / 5,938.67-8,195.76-3,421.44

Finding the Fourth Proportional to 5,938.67, 8,195.76 and 3,421.44

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Solution

The fourth proportional to 5,938.67, 8,195.76 and 3,421.44 is: 4,721.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.67 : 8,195.76 = 3,421.44 : x
  2. Step 2: Convert to fraction form
    5,938.67/8,195.76 = 3,421.44/x
  3. Step 3: Cross multiply
    5,938.67x = 8,195.76 × 3,421.44
  4. Step 4: Simplify right side
    5,938.67x = 28,041,301.09
  5. Step 5: Solve for x
    x = 28,041,301.09/5,938.67
  6. Step 6: Final answer
    x = 4,721.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.