Home / 11,212.04-16,818.18-3,816.64

Finding the Fourth Proportional to 11,212.04, 16,818.18 and 3,816.64

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Solution

The fourth proportional to 11,212.04, 16,818.18 and 3,816.64 is: 5,725.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,212.04 : 16,818.18 = 3,816.64 : x
  2. Step 2: Convert to fraction form
    11,212.04/16,818.18 = 3,816.64/x
  3. Step 3: Cross multiply
    11,212.04x = 16,818.18 × 3,816.64
  4. Step 4: Simplify right side
    11,212.04x = 64,188,938.52
  5. Step 5: Solve for x
    x = 64,188,938.52/11,212.04
  6. Step 6: Final answer
    x = 5,725.00

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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.