Home / 5,400.15-7,452.65-3,042.45

Finding the Fourth Proportional to 5,400.15, 7,452.65 and 3,042.45

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Solution

The fourth proportional to 5,400.15, 7,452.65 and 3,042.45 is: 4,198.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,400.15 : 7,452.65 = 3,042.45 : x
  2. Step 2: Convert to fraction form
    5,400.15/7,452.65 = 3,042.45/x
  3. Step 3: Cross multiply
    5,400.15x = 7,452.65 × 3,042.45
  4. Step 4: Simplify right side
    5,400.15x = 22,674,314.99
  5. Step 5: Solve for x
    x = 22,674,314.99/5,400.15
  6. Step 6: Final answer
    x = 4,198.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.