Home / 11,246.92-16,872.40-4,673.60

Finding the Fourth Proportional to 11,246.92, 16,872.40 and 4,673.60

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Solution

The fourth proportional to 11,246.92, 16,872.40 and 4,673.60 is: 7,011.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,246.92 : 16,872.40 = 4,673.60 : x
  2. Step 2: Convert to fraction form
    11,246.92/16,872.40 = 4,673.60/x
  3. Step 3: Cross multiply
    11,246.92x = 16,872.40 × 4,673.60
  4. Step 4: Simplify right side
    11,246.92x = 78,854,848.64
  5. Step 5: Solve for x
    x = 78,854,848.64/11,246.92
  6. Step 6: Final answer
    x = 7,011.24

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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.