Home / 5,371.74-8,056.65-3,418.14

Finding the Fourth Proportional to 5,371.74, 8,056.65 and 3,418.14

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Solution

The fourth proportional to 5,371.74, 8,056.65 and 3,418.14 is: 5,126.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.74 : 8,056.65 = 3,418.14 : x
  2. Step 2: Convert to fraction form
    5,371.74/8,056.65 = 3,418.14/x
  3. Step 3: Cross multiply
    5,371.74x = 8,056.65 × 3,418.14
  4. Step 4: Simplify right side
    5,371.74x = 27,538,757.63
  5. Step 5: Solve for x
    x = 27,538,757.63/5,371.74
  6. Step 6: Final answer
    x = 5,126.60

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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.