Home / 4,177.31-5,764.69-2,289.01

Finding the Fourth Proportional to 4,177.31, 5,764.69 and 2,289.01

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Solution

The fourth proportional to 4,177.31, 5,764.69 and 2,289.01 is: 3,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.31 : 5,764.69 = 2,289.01 : x
  2. Step 2: Convert to fraction form
    4,177.31/5,764.69 = 2,289.01/x
  3. Step 3: Cross multiply
    4,177.31x = 5,764.69 × 2,289.01
  4. Step 4: Simplify right side
    4,177.31x = 13,195,433.06
  5. Step 5: Solve for x
    x = 13,195,433.06/4,177.31
  6. Step 6: Final answer
    x = 3,158.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.