Home / 11,276.08-16,914.12-5,435.44

Finding the Fourth Proportional to 11,276.08, 16,914.12 and 5,435.44

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Solution

The fourth proportional to 11,276.08, 16,914.12 and 5,435.44 is: 8,153.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.08 : 16,914.12 = 5,435.44 : x
  2. Step 2: Convert to fraction form
    11,276.08/16,914.12 = 5,435.44/x
  3. Step 3: Cross multiply
    11,276.08x = 16,914.12 × 5,435.44
  4. Step 4: Simplify right side
    11,276.08x = 91,935,684.41
  5. Step 5: Solve for x
    x = 91,935,684.41/11,276.08
  6. Step 6: Final answer
    x = 8,153.16

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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.