Home / 5,400.18-7,452.34-3,042.36

Finding the Fourth Proportional to 5,400.18, 7,452.34 and 3,042.36

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Solution

The fourth proportional to 5,400.18, 7,452.34 and 3,042.36 is: 4,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.18 : 7,452.34 = 3,042.36 : x
  2. Step 2: Convert to fraction form
    5,400.18/7,452.34 = 3,042.36/x
  3. Step 3: Cross multiply
    5,400.18x = 7,452.34 × 3,042.36
  4. Step 4: Simplify right side
    5,400.18x = 22,672,701.12
  5. Step 5: Solve for x
    x = 22,672,701.12/5,400.18
  6. Step 6: Final answer
    x = 4,198.51

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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.