Home / 2,928.96-4,393.44-1,174.76

Finding the Fourth Proportional to 2,928.96, 4,393.44 and 1,174.76

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Solution

The fourth proportional to 2,928.96, 4,393.44 and 1,174.76 is: 1,762.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,928.96 : 4,393.44 = 1,174.76 : x
  2. Step 2: Convert to fraction form
    2,928.96/4,393.44 = 1,174.76/x
  3. Step 3: Cross multiply
    2,928.96x = 4,393.44 × 1,174.76
  4. Step 4: Simplify right side
    2,928.96x = 5,161,237.57
  5. Step 5: Solve for x
    x = 5,161,237.57/2,928.96
  6. Step 6: Final answer
    x = 1,762.14

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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.