Home / 2,918.71-4,027.87-1,592.46

Finding the Fourth Proportional to 2,918.71, 4,027.87 and 1,592.46

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Solution

The fourth proportional to 2,918.71, 4,027.87 and 1,592.46 is: 2,197.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,918.71 : 4,027.87 = 1,592.46 : x
  2. Step 2: Convert to fraction form
    2,918.71/4,027.87 = 1,592.46/x
  3. Step 3: Cross multiply
    2,918.71x = 4,027.87 × 1,592.46
  4. Step 4: Simplify right side
    2,918.71x = 6,414,221.86
  5. Step 5: Solve for x
    x = 6,414,221.86/2,918.71
  6. Step 6: Final answer
    x = 2,197.62

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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.