Home / 3,145.24-4,716.84-1,064.80

Finding the Fourth Proportional to 3,145.24, 4,716.84 and 1,064.80

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Solution

The fourth proportional to 3,145.24, 4,716.84 and 1,064.80 is: 1,596.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145.24 : 4,716.84 = 1,064.80 : x
  2. Step 2: Convert to fraction form
    3,145.24/4,716.84 = 1,064.80/x
  3. Step 3: Cross multiply
    3,145.24x = 4,716.84 × 1,064.80
  4. Step 4: Simplify right side
    3,145.24x = 5,022,491.23
  5. Step 5: Solve for x
    x = 5,022,491.23/3,145.24
  6. Step 6: Final answer
    x = 1,596.85

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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.