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Finding the Fourth Proportional to 7,134.17, 10,701.06 and 1,940.04

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Solution

The fourth proportional to 7,134.17, 10,701.06 and 1,940.04 is: 2,910.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,134.17 : 10,701.06 = 1,940.04 : x
  2. Step 2: Convert to fraction form
    7,134.17/10,701.06 = 1,940.04/x
  3. Step 3: Cross multiply
    7,134.17x = 10,701.06 × 1,940.04
  4. Step 4: Simplify right side
    7,134.17x = 20,760,484.44
  5. Step 5: Solve for x
    x = 20,760,484.44/7,134.17
  6. Step 6: Final answer
    x = 2,910.01

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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.