Home / 11,245.88-16,859.30-7,536.75

Finding the Fourth Proportional to 11,245.88, 16,859.30 and 7,536.75

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Solution

The fourth proportional to 11,245.88, 16,859.30 and 7,536.75 is: 11,298.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,245.88 : 16,859.30 = 7,536.75 : x
  2. Step 2: Convert to fraction form
    11,245.88/16,859.30 = 7,536.75/x
  3. Step 3: Cross multiply
    11,245.88x = 16,859.30 × 7,536.75
  4. Step 4: Simplify right side
    11,245.88x = 127,064,291.59
  5. Step 5: Solve for x
    x = 127,064,291.59/11,245.88
  6. Step 6: Final answer
    x = 11,298.75

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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.