Home / 10,636.84-15,958.53-5,446.36

Finding the Fourth Proportional to 10,636.84, 15,958.53 and 5,446.36

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Solution

The fourth proportional to 10,636.84, 15,958.53 and 5,446.36 is: 8,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,636.84 : 15,958.53 = 5,446.36 : x
  2. Step 2: Convert to fraction form
    10,636.84/15,958.53 = 5,446.36/x
  3. Step 3: Cross multiply
    10,636.84x = 15,958.53 × 5,446.36
  4. Step 4: Simplify right side
    10,636.84x = 86,915,899.45
  5. Step 5: Solve for x
    x = 86,915,899.45/10,636.84
  6. Step 6: Final answer
    x = 8,171.21

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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.