Home / 11,232.66-15,513.48-8,744.88

Finding the Fourth Proportional to 11,232.66, 15,513.48 and 8,744.88

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Solution

The fourth proportional to 11,232.66, 15,513.48 and 8,744.88 is: 12,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232.66 : 15,513.48 = 8,744.88 : x
  2. Step 2: Convert to fraction form
    11,232.66/15,513.48 = 8,744.88/x
  3. Step 3: Cross multiply
    11,232.66x = 15,513.48 × 8,744.88
  4. Step 4: Simplify right side
    11,232.66x = 135,663,520.98
  5. Step 5: Solve for x
    x = 135,663,520.98/11,232.66
  6. Step 6: Final answer
    x = 12,077.60

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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.