Home / 6,558.26-9,049.56-3,905.10

Finding the Fourth Proportional to 6,558.26, 9,049.56 and 3,905.10

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Solution

The fourth proportional to 6,558.26, 9,049.56 and 3,905.10 is: 5,388.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,558.26 : 9,049.56 = 3,905.10 : x
  2. Step 2: Convert to fraction form
    6,558.26/9,049.56 = 3,905.10/x
  3. Step 3: Cross multiply
    6,558.26x = 9,049.56 × 3,905.10
  4. Step 4: Simplify right side
    6,558.26x = 35,339,436.76
  5. Step 5: Solve for x
    x = 35,339,436.76/6,558.26
  6. Step 6: Final answer
    x = 5,388.54

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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.