Home / 11,649.54-16,076.43-6,613.77

Finding the Fourth Proportional to 11,649.54, 16,076.43 and 6,613.77

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Solution

The fourth proportional to 11,649.54, 16,076.43 and 6,613.77 is: 9,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.54 : 16,076.43 = 6,613.77 : x
  2. Step 2: Convert to fraction form
    11,649.54/16,076.43 = 6,613.77/x
  3. Step 3: Cross multiply
    11,649.54x = 16,076.43 × 6,613.77
  4. Step 4: Simplify right side
    11,649.54x = 106,325,810.44
  5. Step 5: Solve for x
    x = 106,325,810.44/11,649.54
  6. Step 6: Final answer
    x = 9,127.04

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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.