Home / 5,193.79-7,167.30-3,176.54

Finding the Fourth Proportional to 5,193.79, 7,167.30 and 3,176.54

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Solution

The fourth proportional to 5,193.79, 7,167.30 and 3,176.54 is: 4,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.79 : 7,167.30 = 3,176.54 : x
  2. Step 2: Convert to fraction form
    5,193.79/7,167.30 = 3,176.54/x
  3. Step 3: Cross multiply
    5,193.79x = 7,167.30 × 3,176.54
  4. Step 4: Simplify right side
    5,193.79x = 22,767,215.14
  5. Step 5: Solve for x
    x = 22,767,215.14/5,193.79
  6. Step 6: Final answer
    x = 4,383.55

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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.