Home / 11,773.45-16,247.49-6,395.94

Finding the Fourth Proportional to 11,773.45, 16,247.49 and 6,395.94

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Solution

The fourth proportional to 11,773.45, 16,247.49 and 6,395.94 is: 8,826.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.45 : 16,247.49 = 6,395.94 : x
  2. Step 2: Convert to fraction form
    11,773.45/16,247.49 = 6,395.94/x
  3. Step 3: Cross multiply
    11,773.45x = 16,247.49 × 6,395.94
  4. Step 4: Simplify right side
    11,773.45x = 103,917,971.19
  5. Step 5: Solve for x
    x = 103,917,971.19/11,773.45
  6. Step 6: Final answer
    x = 8,826.47

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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.