Home / 5,190.04-7,791.22-4,095.19

Finding the Fourth Proportional to 5,190.04, 7,791.22 and 4,095.19

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Solution

The fourth proportional to 5,190.04, 7,791.22 and 4,095.19 is: 6,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,190.04 : 7,791.22 = 4,095.19 : x
  2. Step 2: Convert to fraction form
    5,190.04/7,791.22 = 4,095.19/x
  3. Step 3: Cross multiply
    5,190.04x = 7,791.22 × 4,095.19
  4. Step 4: Simplify right side
    5,190.04x = 31,906,487.28
  5. Step 5: Solve for x
    x = 31,906,487.28/5,190.04
  6. Step 6: Final answer
    x = 6,147.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.