Home / 7,376.73-11,058.39-3,680.09

Finding the Fourth Proportional to 7,376.73, 11,058.39 and 3,680.09

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Solution

The fourth proportional to 7,376.73, 11,058.39 and 3,680.09 is: 5,516.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,376.73 : 11,058.39 = 3,680.09 : x
  2. Step 2: Convert to fraction form
    7,376.73/11,058.39 = 3,680.09/x
  3. Step 3: Cross multiply
    7,376.73x = 11,058.39 × 3,680.09
  4. Step 4: Simplify right side
    7,376.73x = 40,695,870.46
  5. Step 5: Solve for x
    x = 40,695,870.46/7,376.73
  6. Step 6: Final answer
    x = 5,516.79

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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.