Home / 9,327.45-13,991.64-2,754.15

Finding the Fourth Proportional to 9,327.45, 13,991.64 and 2,754.15

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Solution

The fourth proportional to 9,327.45, 13,991.64 and 2,754.15 is: 4,131.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,327.45 : 13,991.64 = 2,754.15 : x
  2. Step 2: Convert to fraction form
    9,327.45/13,991.64 = 2,754.15/x
  3. Step 3: Cross multiply
    9,327.45x = 13,991.64 × 2,754.15
  4. Step 4: Simplify right side
    9,327.45x = 38,535,091.21
  5. Step 5: Solve for x
    x = 38,535,091.21/9,327.45
  6. Step 6: Final answer
    x = 4,131.36

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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.