Home / 11,226.76-16,818.62-6,281.44

Finding the Fourth Proportional to 11,226.76, 16,818.62 and 6,281.44

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Solution

The fourth proportional to 11,226.76, 16,818.62 and 6,281.44 is: 9,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,226.76 : 16,818.62 = 6,281.44 : x
  2. Step 2: Convert to fraction form
    11,226.76/16,818.62 = 6,281.44/x
  3. Step 3: Cross multiply
    11,226.76x = 16,818.62 × 6,281.44
  4. Step 4: Simplify right side
    11,226.76x = 105,645,152.41
  5. Step 5: Solve for x
    x = 105,645,152.41/11,226.76
  6. Step 6: Final answer
    x = 9,410.12

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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.