Home / 10,228.03-14,116.13-8,546.78

Finding the Fourth Proportional to 10,228.03, 14,116.13 and 8,546.78

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Solution

The fourth proportional to 10,228.03, 14,116.13 and 8,546.78 is: 11,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.03 : 14,116.13 = 8,546.78 : x
  2. Step 2: Convert to fraction form
    10,228.03/14,116.13 = 8,546.78/x
  3. Step 3: Cross multiply
    10,228.03x = 14,116.13 × 8,546.78
  4. Step 4: Simplify right side
    10,228.03x = 120,647,457.56
  5. Step 5: Solve for x
    x = 120,647,457.56/10,228.03
  6. Step 6: Final answer
    x = 11,795.77

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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.