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Finding the Fourth Proportional to 7,836.04, 11,751.54 and 4,136.14

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Solution

The fourth proportional to 7,836.04, 11,751.54 and 4,136.14 is: 6,202.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836.04 : 11,751.54 = 4,136.14 : x
  2. Step 2: Convert to fraction form
    7,836.04/11,751.54 = 4,136.14/x
  3. Step 3: Cross multiply
    7,836.04x = 11,751.54 × 4,136.14
  4. Step 4: Simplify right side
    7,836.04x = 48,606,014.66
  5. Step 5: Solve for x
    x = 48,606,014.66/7,836.04
  6. Step 6: Final answer
    x = 6,202.88

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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.