Home / 8,588.14-12,882.21-4,690.42

Finding the Fourth Proportional to 8,588.14, 12,882.21 and 4,690.42

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Solution

The fourth proportional to 8,588.14, 12,882.21 and 4,690.42 is: 7,035.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588.14 : 12,882.21 = 4,690.42 : x
  2. Step 2: Convert to fraction form
    8,588.14/12,882.21 = 4,690.42/x
  3. Step 3: Cross multiply
    8,588.14x = 12,882.21 × 4,690.42
  4. Step 4: Simplify right side
    8,588.14x = 60,422,975.43
  5. Step 5: Solve for x
    x = 60,422,975.43/8,588.14
  6. Step 6: Final answer
    x = 7,035.63

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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.