Home / 5,616.26-8,425.60-2,153.50

Finding the Fourth Proportional to 5,616.26, 8,425.60 and 2,153.50

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Solution

The fourth proportional to 5,616.26, 8,425.60 and 2,153.50 is: 3,230.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.26 : 8,425.60 = 2,153.50 : x
  2. Step 2: Convert to fraction form
    5,616.26/8,425.60 = 2,153.50/x
  3. Step 3: Cross multiply
    5,616.26x = 8,425.60 × 2,153.50
  4. Step 4: Simplify right side
    5,616.26x = 18,144,529.60
  5. Step 5: Solve for x
    x = 18,144,529.60/5,616.26
  6. Step 6: Final answer
    x = 3,230.71

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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.