Home / 11,009.64-16,512.54-5,461.16

Finding the Fourth Proportional to 11,009.64, 16,512.54 and 5,461.16

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Solution

The fourth proportional to 11,009.64, 16,512.54 and 5,461.16 is: 8,190.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,009.64 : 16,512.54 = 5,461.16 : x
  2. Step 2: Convert to fraction form
    11,009.64/16,512.54 = 5,461.16/x
  3. Step 3: Cross multiply
    11,009.64x = 16,512.54 × 5,461.16
  4. Step 4: Simplify right side
    11,009.64x = 90,177,622.95
  5. Step 5: Solve for x
    x = 90,177,622.95/11,009.64
  6. Step 6: Final answer
    x = 8,190.79

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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.