Home / 2,944.24-4,412.40-1,211.92

Finding the Fourth Proportional to 2,944.24, 4,412.40 and 1,211.92

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Solution

The fourth proportional to 2,944.24, 4,412.40 and 1,211.92 is: 1,816.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,944.24 : 4,412.40 = 1,211.92 : x
  2. Step 2: Convert to fraction form
    2,944.24/4,412.40 = 1,211.92/x
  3. Step 3: Cross multiply
    2,944.24x = 4,412.40 × 1,211.92
  4. Step 4: Simplify right side
    2,944.24x = 5,347,475.81
  5. Step 5: Solve for x
    x = 5,347,475.81/2,944.24
  6. Step 6: Final answer
    x = 1,816.25

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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.