Home / 5,616.04-8,425.62-2,153.56

Finding the Fourth Proportional to 5,616.04, 8,425.62 and 2,153.56

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Solution

The fourth proportional to 5,616.04, 8,425.62 and 2,153.56 is: 3,230.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,616.04 : 8,425.62 = 2,153.56 : x
  2. Step 2: Convert to fraction form
    5,616.04/8,425.62 = 2,153.56/x
  3. Step 3: Cross multiply
    5,616.04x = 8,425.62 × 2,153.56
  4. Step 4: Simplify right side
    5,616.04x = 18,145,078.21
  5. Step 5: Solve for x
    x = 18,145,078.21/5,616.04
  6. Step 6: Final answer
    x = 3,230.94

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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.