Home / 2,774.43-4,159.82-1,130.54

Finding the Fourth Proportional to 2,774.43, 4,159.82 and 1,130.54

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Solution

The fourth proportional to 2,774.43, 4,159.82 and 1,130.54 is: 1,695.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774.43 : 4,159.82 = 1,130.54 : x
  2. Step 2: Convert to fraction form
    2,774.43/4,159.82 = 1,130.54/x
  3. Step 3: Cross multiply
    2,774.43x = 4,159.82 × 1,130.54
  4. Step 4: Simplify right side
    2,774.43x = 4,702,816.45
  5. Step 5: Solve for x
    x = 4,702,816.45/2,774.43
  6. Step 6: Final answer
    x = 1,695.06

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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.