Home / 5,551.33-8,327.09-1,853.58

Finding the Fourth Proportional to 5,551.33, 8,327.09 and 1,853.58

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Solution

The fourth proportional to 5,551.33, 8,327.09 and 1,853.58 is: 2,780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.33 : 8,327.09 = 1,853.58 : x
  2. Step 2: Convert to fraction form
    5,551.33/8,327.09 = 1,853.58/x
  3. Step 3: Cross multiply
    5,551.33x = 8,327.09 × 1,853.58
  4. Step 4: Simplify right side
    5,551.33x = 15,434,918.21
  5. Step 5: Solve for x
    x = 15,434,918.21/5,551.33
  6. Step 6: Final answer
    x = 2,780.40

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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.