Home / 7,935.46-11,900.31-3,002.56

Finding the Fourth Proportional to 7,935.46, 11,900.31 and 3,002.56

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Solution

The fourth proportional to 7,935.46, 11,900.31 and 3,002.56 is: 4,502.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,935.46 : 11,900.31 = 3,002.56 : x
  2. Step 2: Convert to fraction form
    7,935.46/11,900.31 = 3,002.56/x
  3. Step 3: Cross multiply
    7,935.46x = 11,900.31 × 3,002.56
  4. Step 4: Simplify right side
    7,935.46x = 35,731,394.79
  5. Step 5: Solve for x
    x = 35,731,394.79/7,935.46
  6. Step 6: Final answer
    x = 4,502.75

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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.