Home / 10,713.03-14,785.79-6,239.44

Finding the Fourth Proportional to 10,713.03, 14,785.79 and 6,239.44

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Solution

The fourth proportional to 10,713.03, 14,785.79 and 6,239.44 is: 8,611.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,713.03 : 14,785.79 = 6,239.44 : x
  2. Step 2: Convert to fraction form
    10,713.03/14,785.79 = 6,239.44/x
  3. Step 3: Cross multiply
    10,713.03x = 14,785.79 × 6,239.44
  4. Step 4: Simplify right side
    10,713.03x = 92,255,092.73
  5. Step 5: Solve for x
    x = 92,255,092.73/10,713.03
  6. Step 6: Final answer
    x = 8,611.48

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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.