Home / 7,966.42-11,954.24-3,285.56

Finding the Fourth Proportional to 7,966.42, 11,954.24 and 3,285.56

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Solution

The fourth proportional to 7,966.42, 11,954.24 and 3,285.56 is: 4,930.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,966.42 : 11,954.24 = 3,285.56 : x
  2. Step 2: Convert to fraction form
    7,966.42/11,954.24 = 3,285.56/x
  3. Step 3: Cross multiply
    7,966.42x = 11,954.24 × 3,285.56
  4. Step 4: Simplify right side
    7,966.42x = 39,276,372.77
  5. Step 5: Solve for x
    x = 39,276,372.77/7,966.42
  6. Step 6: Final answer
    x = 4,930.24

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1.5x scale

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.