Home / 10,723.20-16,090.20-4,883.64

Finding the Fourth Proportional to 10,723.20, 16,090.20 and 4,883.64

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Solution

The fourth proportional to 10,723.20, 16,090.20 and 4,883.64 is: 7,327.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,723.20 : 16,090.20 = 4,883.64 : x
  2. Step 2: Convert to fraction form
    10,723.20/16,090.20 = 4,883.64/x
  3. Step 3: Cross multiply
    10,723.20x = 16,090.20 × 4,883.64
  4. Step 4: Simplify right side
    10,723.20x = 78,578,744.33
  5. Step 5: Solve for x
    x = 78,578,744.33/10,723.20
  6. Step 6: Final answer
    x = 7,327.92

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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.