Home / 10,816.02-16,218.24-3,318.26

Finding the Fourth Proportional to 10,816.02, 16,218.24 and 3,318.26

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Solution

The fourth proportional to 10,816.02, 16,218.24 and 3,318.26 is: 4,975.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.02 : 16,218.24 = 3,318.26 : x
  2. Step 2: Convert to fraction form
    10,816.02/16,218.24 = 3,318.26/x
  3. Step 3: Cross multiply
    10,816.02x = 16,218.24 × 3,318.26
  4. Step 4: Simplify right side
    10,816.02x = 53,816,337.06
  5. Step 5: Solve for x
    x = 53,816,337.06/10,816.02
  6. Step 6: Final answer
    x = 4,975.61

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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.