Home / 5,551.93-8,327.31-1,853.75

Finding the Fourth Proportional to 5,551.93, 8,327.31 and 1,853.75

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Solution

The fourth proportional to 5,551.93, 8,327.31 and 1,853.75 is: 2,780.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.93 : 8,327.31 = 1,853.75 : x
  2. Step 2: Convert to fraction form
    5,551.93/8,327.31 = 1,853.75/x
  3. Step 3: Cross multiply
    5,551.93x = 8,327.31 × 1,853.75
  4. Step 4: Simplify right side
    5,551.93x = 15,436,750.91
  5. Step 5: Solve for x
    x = 15,436,750.91/5,551.93
  6. Step 6: Final answer
    x = 2,780.43

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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.