Home / 3,216.60-4,824.99-1,136.31

Finding the Fourth Proportional to 3,216.60, 4,824.99 and 1,136.31

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Solution

The fourth proportional to 3,216.60, 4,824.99 and 1,136.31 is: 1,704.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216.60 : 4,824.99 = 1,136.31 : x
  2. Step 2: Convert to fraction form
    3,216.60/4,824.99 = 1,136.31/x
  3. Step 3: Cross multiply
    3,216.60x = 4,824.99 × 1,136.31
  4. Step 4: Simplify right side
    3,216.60x = 5,482,684.39
  5. Step 5: Solve for x
    x = 5,482,684.39/3,216.60
  6. Step 6: Final answer
    x = 1,704.50

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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.