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Finding the Fourth Proportional to 7,936.94, 10,954.06 and 6,045.86

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Solution

The fourth proportional to 7,936.94, 10,954.06 and 6,045.86 is: 8,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,936.94 : 10,954.06 = 6,045.86 : x
  2. Step 2: Convert to fraction form
    7,936.94/10,954.06 = 6,045.86/x
  3. Step 3: Cross multiply
    7,936.94x = 10,954.06 × 6,045.86
  4. Step 4: Simplify right side
    7,936.94x = 66,226,713.19
  5. Step 5: Solve for x
    x = 66,226,713.19/7,936.94
  6. Step 6: Final answer
    x = 8,344.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.