Home / 6,423.24-9,636.16-3,651.24

Finding the Fourth Proportional to 6,423.24, 9,636.16 and 3,651.24

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Solution

The fourth proportional to 6,423.24, 9,636.16 and 3,651.24 is: 5,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,423.24 : 9,636.16 = 3,651.24 : x
  2. Step 2: Convert to fraction form
    6,423.24/9,636.16 = 3,651.24/x
  3. Step 3: Cross multiply
    6,423.24x = 9,636.16 × 3,651.24
  4. Step 4: Simplify right side
    6,423.24x = 35,183,932.84
  5. Step 5: Solve for x
    x = 35,183,932.84/6,423.24
  6. Step 6: Final answer
    x = 5,477.60

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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.