Home / 3,216.88-4,825.70-1,136.46

Finding the Fourth Proportional to 3,216.88, 4,825.70 and 1,136.46

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Solution

The fourth proportional to 3,216.88, 4,825.70 and 1,136.46 is: 1,704.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.88 : 4,825.70 = 1,136.46 : x
  2. Step 2: Convert to fraction form
    3,216.88/4,825.70 = 1,136.46/x
  3. Step 3: Cross multiply
    3,216.88x = 4,825.70 × 1,136.46
  4. Step 4: Simplify right side
    3,216.88x = 5,484,215.02
  5. Step 5: Solve for x
    x = 5,484,215.02/3,216.88
  6. Step 6: Final answer
    x = 1,704.82

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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.