Home / 8,813.57-13,224.39-3,817.47

Finding the Fourth Proportional to 8,813.57, 13,224.39 and 3,817.47

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Solution

The fourth proportional to 8,813.57, 13,224.39 and 3,817.47 is: 5,727.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.57 : 13,224.39 = 3,817.47 : x
  2. Step 2: Convert to fraction form
    8,813.57/13,224.39 = 3,817.47/x
  3. Step 3: Cross multiply
    8,813.57x = 13,224.39 × 3,817.47
  4. Step 4: Simplify right side
    8,813.57x = 50,483,706.96
  5. Step 5: Solve for x
    x = 50,483,706.96/8,813.57
  6. Step 6: Final answer
    x = 5,727.95

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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.