Home / 7,455.88-11,157.45-5,476.82

Finding the Fourth Proportional to 7,455.88, 11,157.45 and 5,476.82

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Solution

The fourth proportional to 7,455.88, 11,157.45 and 5,476.82 is: 8,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,455.88 : 11,157.45 = 5,476.82 : x
  2. Step 2: Convert to fraction form
    7,455.88/11,157.45 = 5,476.82/x
  3. Step 3: Cross multiply
    7,455.88x = 11,157.45 × 5,476.82
  4. Step 4: Simplify right side
    7,455.88x = 61,107,268.98
  5. Step 5: Solve for x
    x = 61,107,268.98/7,455.88
  6. Step 6: Final answer
    x = 8,195.85

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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.