Home / 12,773.12-19,162.10-4,005.68

Finding the Fourth Proportional to 12,773.12, 19,162.10 and 4,005.68

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Solution

The fourth proportional to 12,773.12, 19,162.10 and 4,005.68 is: 6,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773.12 : 19,162.10 = 4,005.68 : x
  2. Step 2: Convert to fraction form
    12,773.12/19,162.10 = 4,005.68/x
  3. Step 3: Cross multiply
    12,773.12x = 19,162.10 × 4,005.68
  4. Step 4: Simplify right side
    12,773.12x = 76,757,240.73
  5. Step 5: Solve for x
    x = 76,757,240.73/12,773.12
  6. Step 6: Final answer
    x = 6,009.28

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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.