Home / 3,328.83-4,989.65-1,136.43

Finding the Fourth Proportional to 3,328.83, 4,989.65 and 1,136.43

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Solution

The fourth proportional to 3,328.83, 4,989.65 and 1,136.43 is: 1,703.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.83 : 4,989.65 = 1,136.43 : x
  2. Step 2: Convert to fraction form
    3,328.83/4,989.65 = 1,136.43/x
  3. Step 3: Cross multiply
    3,328.83x = 4,989.65 × 1,136.43
  4. Step 4: Simplify right side
    3,328.83x = 5,670,382.27
  5. Step 5: Solve for x
    x = 5,670,382.27/3,328.83
  6. Step 6: Final answer
    x = 1,703.42

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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.