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Finding the Fourth Proportional to 3,176.70, 4,765.05 and 3,060.06

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Solution

The fourth proportional to 3,176.70, 4,765.05 and 3,060.06 is: 4,590.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.70 : 4,765.05 = 3,060.06 : x
  2. Step 2: Convert to fraction form
    3,176.70/4,765.05 = 3,060.06/x
  3. Step 3: Cross multiply
    3,176.70x = 4,765.05 × 3,060.06
  4. Step 4: Simplify right side
    3,176.70x = 14,581,338.90
  5. Step 5: Solve for x
    x = 14,581,338.90/3,176.70
  6. Step 6: Final answer
    x = 4,590.09

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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.