Home / 1,179.24-1,765.21-1,004.28

Finding the Fourth Proportional to 1,179.24, 1,765.21 and 1,004.28

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Solution

The fourth proportional to 1,179.24, 1,765.21 and 1,004.28 is: 1,503.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,179.24 : 1,765.21 = 1,004.28 : x
  2. Step 2: Convert to fraction form
    1,179.24/1,765.21 = 1,004.28/x
  3. Step 3: Cross multiply
    1,179.24x = 1,765.21 × 1,004.28
  4. Step 4: Simplify right side
    1,179.24x = 1,772,765.10
  5. Step 5: Solve for x
    x = 1,772,765.10/1,179.24
  6. Step 6: Final answer
    x = 1,503.31

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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.