Home / 5,771.25-8,658.36-2,308.50

Finding the Fourth Proportional to 5,771.25, 8,658.36 and 2,308.50

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Solution

The fourth proportional to 5,771.25, 8,658.36 and 2,308.50 is: 3,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.25 : 8,658.36 = 2,308.50 : x
  2. Step 2: Convert to fraction form
    5,771.25/8,658.36 = 2,308.50/x
  3. Step 3: Cross multiply
    5,771.25x = 8,658.36 × 2,308.50
  4. Step 4: Simplify right side
    5,771.25x = 19,987,824.06
  5. Step 5: Solve for x
    x = 19,987,824.06/5,771.25
  6. Step 6: Final answer
    x = 3,463.34

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1.5x scale

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.