Home / 5,445.82-8,167.64-2,671.30

Finding the Fourth Proportional to 5,445.82, 8,167.64 and 2,671.30

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Solution

The fourth proportional to 5,445.82, 8,167.64 and 2,671.30 is: 4,006.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,445.82 : 8,167.64 = 2,671.30 : x
  2. Step 2: Convert to fraction form
    5,445.82/8,167.64 = 2,671.30/x
  3. Step 3: Cross multiply
    5,445.82x = 8,167.64 × 2,671.30
  4. Step 4: Simplify right side
    5,445.82x = 21,818,216.73
  5. Step 5: Solve for x
    x = 21,818,216.73/5,445.82
  6. Step 6: Final answer
    x = 4,006.42

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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.