Home / 11,162.08-16,730.82-4,915.46

Finding the Fourth Proportional to 11,162.08, 16,730.82 and 4,915.46

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Solution

The fourth proportional to 11,162.08, 16,730.82 and 4,915.46 is: 7,367.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,162.08 : 16,730.82 = 4,915.46 : x
  2. Step 2: Convert to fraction form
    11,162.08/16,730.82 = 4,915.46/x
  3. Step 3: Cross multiply
    11,162.08x = 16,730.82 × 4,915.46
  4. Step 4: Simplify right side
    11,162.08x = 82,239,676.48
  5. Step 5: Solve for x
    x = 82,239,676.48/11,162.08
  6. Step 6: Final answer
    x = 7,367.77

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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.