Home / 5,058.84-6,984.68-3,171.24

Finding the Fourth Proportional to 5,058.84, 6,984.68 and 3,171.24

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Solution

The fourth proportional to 5,058.84, 6,984.68 and 3,171.24 is: 4,378.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,058.84 : 6,984.68 = 3,171.24 : x
  2. Step 2: Convert to fraction form
    5,058.84/6,984.68 = 3,171.24/x
  3. Step 3: Cross multiply
    5,058.84x = 6,984.68 × 3,171.24
  4. Step 4: Simplify right side
    5,058.84x = 22,150,096.60
  5. Step 5: Solve for x
    x = 22,150,096.60/5,058.84
  6. Step 6: Final answer
    x = 4,378.49

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1.5x scale

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.