Home / 11,703.73-16,150.30-6,397.42

Finding the Fourth Proportional to 11,703.73, 16,150.30 and 6,397.42

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Solution

The fourth proportional to 11,703.73, 16,150.30 and 6,397.42 is: 8,827.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,703.73 : 16,150.30 = 6,397.42 : x
  2. Step 2: Convert to fraction form
    11,703.73/16,150.30 = 6,397.42/x
  3. Step 3: Cross multiply
    11,703.73x = 16,150.30 × 6,397.42
  4. Step 4: Simplify right side
    11,703.73x = 103,320,252.23
  5. Step 5: Solve for x
    x = 103,320,252.23/11,703.73
  6. Step 6: Final answer
    x = 8,827.98

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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.