Home / 8,030.85-12,047.55-2,764.56

Finding the Fourth Proportional to 8,030.85, 12,047.55 and 2,764.56

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Solution

The fourth proportional to 8,030.85, 12,047.55 and 2,764.56 is: 4,147.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,030.85 : 12,047.55 = 2,764.56 : x
  2. Step 2: Convert to fraction form
    8,030.85/12,047.55 = 2,764.56/x
  3. Step 3: Cross multiply
    8,030.85x = 12,047.55 × 2,764.56
  4. Step 4: Simplify right side
    8,030.85x = 33,306,123.54
  5. Step 5: Solve for x
    x = 33,306,123.54/8,030.85
  6. Step 6: Final answer
    x = 4,147.27

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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.