Home / 11,188.14-16,780.93-2,868.22

Finding the Fourth Proportional to 11,188.14, 16,780.93 and 2,868.22

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Solution

The fourth proportional to 11,188.14, 16,780.93 and 2,868.22 is: 4,302.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,188.14 : 16,780.93 = 2,868.22 : x
  2. Step 2: Convert to fraction form
    11,188.14/16,780.93 = 2,868.22/x
  3. Step 3: Cross multiply
    11,188.14x = 16,780.93 × 2,868.22
  4. Step 4: Simplify right side
    11,188.14x = 48,131,399.04
  5. Step 5: Solve for x
    x = 48,131,399.04/11,188.14
  6. Step 6: Final answer
    x = 4,302.00

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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.