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Finding the Fourth Proportional to 7,299.06, 10,949.99 and 5,057.08

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Solution

The fourth proportional to 7,299.06, 10,949.99 and 5,057.08 is: 7,586.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299.06 : 10,949.99 = 5,057.08 : x
  2. Step 2: Convert to fraction form
    7,299.06/10,949.99 = 5,057.08/x
  3. Step 3: Cross multiply
    7,299.06x = 10,949.99 × 5,057.08
  4. Step 4: Simplify right side
    7,299.06x = 55,374,984.36
  5. Step 5: Solve for x
    x = 55,374,984.36/7,299.06
  6. Step 6: Final answer
    x = 7,586.59

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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.