Home / 11,256.98-16,886.30-3,861.38

Finding the Fourth Proportional to 11,256.98, 16,886.30 and 3,861.38

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Solution

The fourth proportional to 11,256.98, 16,886.30 and 3,861.38 is: 5,792.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,256.98 : 16,886.30 = 3,861.38 : x
  2. Step 2: Convert to fraction form
    11,256.98/16,886.30 = 3,861.38/x
  3. Step 3: Cross multiply
    11,256.98x = 16,886.30 × 3,861.38
  4. Step 4: Simplify right side
    11,256.98x = 65,204,421.09
  5. Step 5: Solve for x
    x = 65,204,421.09/11,256.98
  6. Step 6: Final answer
    x = 5,792.35

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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.