Home / 10,816.56-16,224.84-4,660.56

Finding the Fourth Proportional to 10,816.56, 16,224.84 and 4,660.56

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Solution

The fourth proportional to 10,816.56, 16,224.84 and 4,660.56 is: 6,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,816.56 : 16,224.84 = 4,660.56 : x
  2. Step 2: Convert to fraction form
    10,816.56/16,224.84 = 4,660.56/x
  3. Step 3: Cross multiply
    10,816.56x = 16,224.84 × 4,660.56
  4. Step 4: Simplify right side
    10,816.56x = 75,616,840.31
  5. Step 5: Solve for x
    x = 75,616,840.31/10,816.56
  6. Step 6: Final answer
    x = 6,990.84

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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.