Home / 5,400.37-7,452.57-3,042.46

Finding the Fourth Proportional to 5,400.37, 7,452.57 and 3,042.46

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Solution

The fourth proportional to 5,400.37, 7,452.57 and 3,042.46 is: 4,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.37 : 7,452.57 = 3,042.46 : x
  2. Step 2: Convert to fraction form
    5,400.37/7,452.57 = 3,042.46/x
  3. Step 3: Cross multiply
    5,400.37x = 7,452.57 × 3,042.46
  4. Step 4: Simplify right side
    5,400.37x = 22,674,146.12
  5. Step 5: Solve for x
    x = 22,674,146.12/5,400.37
  6. Step 6: Final answer
    x = 4,198.63

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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.