Home / 11,062.64-16,588.20-3,270.40

Finding the Fourth Proportional to 11,062.64, 16,588.20 and 3,270.40

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Solution

The fourth proportional to 11,062.64, 16,588.20 and 3,270.40 is: 4,903.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,062.64 : 16,588.20 = 3,270.40 : x
  2. Step 2: Convert to fraction form
    11,062.64/16,588.20 = 3,270.40/x
  3. Step 3: Cross multiply
    11,062.64x = 16,588.20 × 3,270.40
  4. Step 4: Simplify right side
    11,062.64x = 54,250,049.28
  5. Step 5: Solve for x
    x = 54,250,049.28/11,062.64
  6. Step 6: Final answer
    x = 4,903.90

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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.