Home / 6,324.49-8,728.23-3,529.99

Finding the Fourth Proportional to 6,324.49, 8,728.23 and 3,529.99

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Solution

The fourth proportional to 6,324.49, 8,728.23 and 3,529.99 is: 4,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.49 : 8,728.23 = 3,529.99 : x
  2. Step 2: Convert to fraction form
    6,324.49/8,728.23 = 3,529.99/x
  3. Step 3: Cross multiply
    6,324.49x = 8,728.23 × 3,529.99
  4. Step 4: Simplify right side
    6,324.49x = 30,810,564.62
  5. Step 5: Solve for x
    x = 30,810,564.62/6,324.49
  6. Step 6: Final answer
    x = 4,871.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.