Home / 6,555.05-9,049.02-4,198.53

Finding the Fourth Proportional to 6,555.05, 9,049.02 and 4,198.53

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Solution

The fourth proportional to 6,555.05, 9,049.02 and 4,198.53 is: 5,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,555.05 : 9,049.02 = 4,198.53 : x
  2. Step 2: Convert to fraction form
    6,555.05/9,049.02 = 4,198.53/x
  3. Step 3: Cross multiply
    6,555.05x = 9,049.02 × 4,198.53
  4. Step 4: Simplify right side
    6,555.05x = 37,992,581.94
  5. Step 5: Solve for x
    x = 37,992,581.94/6,555.05
  6. Step 6: Final answer
    x = 5,795.93

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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.