Home / 6,812.24-10,225.64-5,529.20

Finding the Fourth Proportional to 6,812.24, 10,225.64 and 5,529.20

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Solution

The fourth proportional to 6,812.24, 10,225.64 and 5,529.20 is: 8,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.24 : 10,225.64 = 5,529.20 : x
  2. Step 2: Convert to fraction form
    6,812.24/10,225.64 = 5,529.20/x
  3. Step 3: Cross multiply
    6,812.24x = 10,225.64 × 5,529.20
  4. Step 4: Simplify right side
    6,812.24x = 56,539,571.38
  5. Step 5: Solve for x
    x = 56,539,571.38/6,812.24
  6. Step 6: Final answer
    x = 8,299.71

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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.