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Finding the Fourth Proportional to 5,911.58, 8,157.53 and 3,259

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Solution

The fourth proportional to 5,911.58, 8,157.53 and 3,259 is: 4,497.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.58 : 8,157.53 = 3,259 : x
  2. Step 2: Convert to fraction form
    5,911.58/8,157.53 = 3,259/x
  3. Step 3: Cross multiply
    5,911.58x = 8,157.53 × 3,259
  4. Step 4: Simplify right side
    5,911.58x = 26,585,390.27
  5. Step 5: Solve for x
    x = 26,585,390.27/5,911.58
  6. Step 6: Final answer
    x = 4,497.17

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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.