Home / 8,636.34-12,952.57-3,371.48

Finding the Fourth Proportional to 8,636.34, 12,952.57 and 3,371.48

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Solution

The fourth proportional to 8,636.34, 12,952.57 and 3,371.48 is: 5,056.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,636.34 : 12,952.57 = 3,371.48 : x
  2. Step 2: Convert to fraction form
    8,636.34/12,952.57 = 3,371.48/x
  3. Step 3: Cross multiply
    8,636.34x = 12,952.57 × 3,371.48
  4. Step 4: Simplify right side
    8,636.34x = 43,669,330.70
  5. Step 5: Solve for x
    x = 43,669,330.70/8,636.34
  6. Step 6: Final answer
    x = 5,056.46

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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.