Home / 11,075.70-16,613.96-2,755.76

Finding the Fourth Proportional to 11,075.70, 16,613.96 and 2,755.76

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Solution

The fourth proportional to 11,075.70, 16,613.96 and 2,755.76 is: 4,133.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,075.70 : 16,613.96 = 2,755.76 : x
  2. Step 2: Convert to fraction form
    11,075.70/16,613.96 = 2,755.76/x
  3. Step 3: Cross multiply
    11,075.70x = 16,613.96 × 2,755.76
  4. Step 4: Simplify right side
    11,075.70x = 45,784,086.41
  5. Step 5: Solve for x
    x = 45,784,086.41/11,075.70
  6. Step 6: Final answer
    x = 4,133.74

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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.