Home / 7,153.16-10,723.54-2,767.60

Finding the Fourth Proportional to 7,153.16, 10,723.54 and 2,767.60

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Solution

The fourth proportional to 7,153.16, 10,723.54 and 2,767.60 is: 4,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153.16 : 10,723.54 = 2,767.60 : x
  2. Step 2: Convert to fraction form
    7,153.16/10,723.54 = 2,767.60/x
  3. Step 3: Cross multiply
    7,153.16x = 10,723.54 × 2,767.60
  4. Step 4: Simplify right side
    7,153.16x = 29,678,469.30
  5. Step 5: Solve for x
    x = 29,678,469.30/7,153.16
  6. Step 6: Final answer
    x = 4,149.00

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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.