Home / 2,767.56-4,151.55-1,102.34

Finding the Fourth Proportional to 2,767.56, 4,151.55 and 1,102.34

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Solution

The fourth proportional to 2,767.56, 4,151.55 and 1,102.34 is: 1,653.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767.56 : 4,151.55 = 1,102.34 : x
  2. Step 2: Convert to fraction form
    2,767.56/4,151.55 = 1,102.34/x
  3. Step 3: Cross multiply
    2,767.56x = 4,151.55 × 1,102.34
  4. Step 4: Simplify right side
    2,767.56x = 4,576,398.87
  5. Step 5: Solve for x
    x = 4,576,398.87/2,767.56
  6. Step 6: Final answer
    x = 1,653.59

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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.