Home / 5,938.79-8,195.71-3,286.45

Finding the Fourth Proportional to 5,938.79, 8,195.71 and 3,286.45

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Solution

The fourth proportional to 5,938.79, 8,195.71 and 3,286.45 is: 4,535.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,938.79 : 8,195.71 = 3,286.45 : x
  2. Step 2: Convert to fraction form
    5,938.79/8,195.71 = 3,286.45/x
  3. Step 3: Cross multiply
    5,938.79x = 8,195.71 × 3,286.45
  4. Step 4: Simplify right side
    5,938.79x = 26,934,762.42
  5. Step 5: Solve for x
    x = 26,934,762.42/5,938.79
  6. Step 6: Final answer
    x = 4,535.39

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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.