Home / 4,571.36-6,816.90-4,529.78

Finding the Fourth Proportional to 4,571.36, 6,816.90 and 4,529.78

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Solution

The fourth proportional to 4,571.36, 6,816.90 and 4,529.78 is: 6,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.36 : 6,816.90 = 4,529.78 : x
  2. Step 2: Convert to fraction form
    4,571.36/6,816.90 = 4,529.78/x
  3. Step 3: Cross multiply
    4,571.36x = 6,816.90 × 4,529.78
  4. Step 4: Simplify right side
    4,571.36x = 30,879,057.28
  5. Step 5: Solve for x
    x = 30,879,057.28/4,571.36
  6. Step 6: Final answer
    x = 6,754.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.