Home / 10,118.24-13,954.92-8,496.90

Finding the Fourth Proportional to 10,118.24, 13,954.92 and 8,496.90

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Solution

The fourth proportional to 10,118.24, 13,954.92 and 8,496.90 is: 11,718.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,118.24 : 13,954.92 = 8,496.90 : x
  2. Step 2: Convert to fraction form
    10,118.24/13,954.92 = 8,496.90/x
  3. Step 3: Cross multiply
    10,118.24x = 13,954.92 × 8,496.90
  4. Step 4: Simplify right side
    10,118.24x = 118,573,559.75
  5. Step 5: Solve for x
    x = 118,573,559.75/10,118.24
  6. Step 6: Final answer
    x = 11,718.79

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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.