Home / 10,757.88-14,845.14-5,977.80

Finding the Fourth Proportional to 10,757.88, 14,845.14 and 5,977.80

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Solution

The fourth proportional to 10,757.88, 14,845.14 and 5,977.80 is: 8,248.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,757.88 : 14,845.14 = 5,977.80 : x
  2. Step 2: Convert to fraction form
    10,757.88/14,845.14 = 5,977.80/x
  3. Step 3: Cross multiply
    10,757.88x = 14,845.14 × 5,977.80
  4. Step 4: Simplify right side
    10,757.88x = 88,741,277.89
  5. Step 5: Solve for x
    x = 88,741,277.89/10,757.88
  6. Step 6: Final answer
    x = 8,248.96

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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.