Home / 11,090.30-16,637.37-4,520.06

Finding the Fourth Proportional to 11,090.30, 16,637.37 and 4,520.06

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Solution

The fourth proportional to 11,090.30, 16,637.37 and 4,520.06 is: 6,780.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,090.30 : 16,637.37 = 4,520.06 : x
  2. Step 2: Convert to fraction form
    11,090.30/16,637.37 = 4,520.06/x
  3. Step 3: Cross multiply
    11,090.30x = 16,637.37 × 4,520.06
  4. Step 4: Simplify right side
    11,090.30x = 75,201,910.64
  5. Step 5: Solve for x
    x = 75,201,910.64/11,090.30
  6. Step 6: Final answer
    x = 6,780.87

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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.