Home / 2,753.66-4,130.87-1,455.22

Finding the Fourth Proportional to 2,753.66, 4,130.87 and 1,455.22

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Solution

The fourth proportional to 2,753.66, 4,130.87 and 1,455.22 is: 2,183.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.66 : 4,130.87 = 1,455.22 : x
  2. Step 2: Convert to fraction form
    2,753.66/4,130.87 = 1,455.22/x
  3. Step 3: Cross multiply
    2,753.66x = 4,130.87 × 1,455.22
  4. Step 4: Simplify right side
    2,753.66x = 6,011,324.64
  5. Step 5: Solve for x
    x = 6,011,324.64/2,753.66
  6. Step 6: Final answer
    x = 2,183.03

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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.