Home / 5,553.37-8,326.60-1,854.64

Finding the Fourth Proportional to 5,553.37, 8,326.60 and 1,854.64

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Solution

The fourth proportional to 5,553.37, 8,326.60 and 1,854.64 is: 2,780.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.37 : 8,326.60 = 1,854.64 : x
  2. Step 2: Convert to fraction form
    5,553.37/8,326.60 = 1,854.64/x
  3. Step 3: Cross multiply
    5,553.37x = 8,326.60 × 1,854.64
  4. Step 4: Simplify right side
    5,553.37x = 15,442,845.42
  5. Step 5: Solve for x
    x = 15,442,845.42/5,553.37
  6. Step 6: Final answer
    x = 2,780.81

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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.