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Finding the Fourth Proportional to 6,900.84, 10,343.14 and 3,195.24

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Solution

The fourth proportional to 6,900.84, 10,343.14 and 3,195.24 is: 4,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,900.84 : 10,343.14 = 3,195.24 : x
  2. Step 2: Convert to fraction form
    6,900.84/10,343.14 = 3,195.24/x
  3. Step 3: Cross multiply
    6,900.84x = 10,343.14 × 3,195.24
  4. Step 4: Simplify right side
    6,900.84x = 33,048,814.65
  5. Step 5: Solve for x
    x = 33,048,814.65/6,900.84
  6. Step 6: Final answer
    x = 4,789.10

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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.