Home / 7,551.80-11,327.40-2,622.56

Finding the Fourth Proportional to 7,551.80, 11,327.40 and 2,622.56

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Solution

The fourth proportional to 7,551.80, 11,327.40 and 2,622.56 is: 3,933.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.80 : 11,327.40 = 2,622.56 : x
  2. Step 2: Convert to fraction form
    7,551.80/11,327.40 = 2,622.56/x
  3. Step 3: Cross multiply
    7,551.80x = 11,327.40 × 2,622.56
  4. Step 4: Simplify right side
    7,551.80x = 29,706,786.14
  5. Step 5: Solve for x
    x = 29,706,786.14/7,551.80
  6. Step 6: Final answer
    x = 3,933.74

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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.