Home / 8,427.01-12,648.33-4,269.96

Finding the Fourth Proportional to 8,427.01, 12,648.33 and 4,269.96

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Solution

The fourth proportional to 8,427.01, 12,648.33 and 4,269.96 is: 6,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,427.01 : 12,648.33 = 4,269.96 : x
  2. Step 2: Convert to fraction form
    8,427.01/12,648.33 = 4,269.96/x
  3. Step 3: Cross multiply
    8,427.01x = 12,648.33 × 4,269.96
  4. Step 4: Simplify right side
    8,427.01x = 54,007,863.17
  5. Step 5: Solve for x
    x = 54,007,863.17/8,427.01
  6. Step 6: Final answer
    x = 6,408.90

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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.