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Finding the Fourth Proportional to 7,957.56, 11,937.88 and 3,026.82

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Solution

The fourth proportional to 7,957.56, 11,937.88 and 3,026.82 is: 4,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,957.56 : 11,937.88 = 3,026.82 : x
  2. Step 2: Convert to fraction form
    7,957.56/11,937.88 = 3,026.82/x
  3. Step 3: Cross multiply
    7,957.56x = 11,937.88 × 3,026.82
  4. Step 4: Simplify right side
    7,957.56x = 36,133,813.94
  5. Step 5: Solve for x
    x = 36,133,813.94/7,957.56
  6. Step 6: Final answer
    x = 4,540.82

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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.