Home / 3,359.96-5,040.30-2,917.72

Finding the Fourth Proportional to 3,359.96, 5,040.30 and 2,917.72

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Solution

The fourth proportional to 3,359.96, 5,040.30 and 2,917.72 is: 4,376.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,359.96 : 5,040.30 = 2,917.72 : x
  2. Step 2: Convert to fraction form
    3,359.96/5,040.30 = 2,917.72/x
  3. Step 3: Cross multiply
    3,359.96x = 5,040.30 × 2,917.72
  4. Step 4: Simplify right side
    3,359.96x = 14,706,184.12
  5. Step 5: Solve for x
    x = 14,706,184.12/3,359.96
  6. Step 6: Final answer
    x = 4,376.89

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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.