Home / 6,324.50-8,727.90-3,530

Finding the Fourth Proportional to 6,324.50, 8,727.90 and 3,530

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Solution

The fourth proportional to 6,324.50, 8,727.90 and 3,530 is: 4,871.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.50 : 8,727.90 = 3,530 : x
  2. Step 2: Convert to fraction form
    6,324.50/8,727.90 = 3,530/x
  3. Step 3: Cross multiply
    6,324.50x = 8,727.90 × 3,530
  4. Step 4: Simplify right side
    6,324.50x = 30,809,487
  5. Step 5: Solve for x
    x = 30,809,487/6,324.50
  6. Step 6: Final answer
    x = 4,871.45

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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.