Home / 8,240.66-11,371.82-4,703.73

Finding the Fourth Proportional to 8,240.66, 11,371.82 and 4,703.73

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Solution

The fourth proportional to 8,240.66, 11,371.82 and 4,703.73 is: 6,490.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,240.66 : 11,371.82 = 4,703.73 : x
  2. Step 2: Convert to fraction form
    8,240.66/11,371.82 = 4,703.73/x
  3. Step 3: Cross multiply
    8,240.66x = 11,371.82 × 4,703.73
  4. Step 4: Simplify right side
    8,240.66x = 53,489,970.89
  5. Step 5: Solve for x
    x = 53,489,970.89/8,240.66
  6. Step 6: Final answer
    x = 6,490.98

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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.