Home / 11,212.92-16,818.02-4,638.26

Finding the Fourth Proportional to 11,212.92, 16,818.02 and 4,638.26

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Solution

The fourth proportional to 11,212.92, 16,818.02 and 4,638.26 is: 6,956.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.92 : 16,818.02 = 4,638.26 : x
  2. Step 2: Convert to fraction form
    11,212.92/16,818.02 = 4,638.26/x
  3. Step 3: Cross multiply
    11,212.92x = 16,818.02 × 4,638.26
  4. Step 4: Simplify right side
    11,212.92x = 78,006,349.45
  5. Step 5: Solve for x
    x = 78,006,349.45/11,212.92
  6. Step 6: Final answer
    x = 6,956.83

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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.