Home / 11,185.19-16,776.91-6,502.21

Finding the Fourth Proportional to 11,185.19, 16,776.91 and 6,502.21

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Solution

The fourth proportional to 11,185.19, 16,776.91 and 6,502.21 is: 9,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,185.19 : 16,776.91 = 6,502.21 : x
  2. Step 2: Convert to fraction form
    11,185.19/16,776.91 = 6,502.21/x
  3. Step 3: Cross multiply
    11,185.19x = 16,776.91 × 6,502.21
  4. Step 4: Simplify right side
    11,185.19x = 109,086,938.49
  5. Step 5: Solve for x
    x = 109,086,938.49/11,185.19
  6. Step 6: Final answer
    x = 9,752.80

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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.