Home / 11,672.37-16,108.17-7,135.77

Finding the Fourth Proportional to 11,672.37, 16,108.17 and 7,135.77

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Solution

The fourth proportional to 11,672.37, 16,108.17 and 7,135.77 is: 9,847.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.37 : 16,108.17 = 7,135.77 : x
  2. Step 2: Convert to fraction form
    11,672.37/16,108.17 = 7,135.77/x
  3. Step 3: Cross multiply
    11,672.37x = 16,108.17 × 7,135.77
  4. Step 4: Simplify right side
    11,672.37x = 114,944,196.24
  5. Step 5: Solve for x
    x = 114,944,196.24/11,672.37
  6. Step 6: Final answer
    x = 9,847.55

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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.