Home / 5,551.32-8,327.06-1,853.56

Finding the Fourth Proportional to 5,551.32, 8,327.06 and 1,853.56

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Solution

The fourth proportional to 5,551.32, 8,327.06 and 1,853.56 is: 2,780.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.32 : 8,327.06 = 1,853.56 : x
  2. Step 2: Convert to fraction form
    5,551.32/8,327.06 = 1,853.56/x
  3. Step 3: Cross multiply
    5,551.32x = 8,327.06 × 1,853.56
  4. Step 4: Simplify right side
    5,551.32x = 15,434,709.97
  5. Step 5: Solve for x
    x = 15,434,709.97/5,551.32
  6. Step 6: Final answer
    x = 2,780.37

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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.