Home / 6,739.38-9,300.57-3,755.15

Finding the Fourth Proportional to 6,739.38, 9,300.57 and 3,755.15

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Solution

The fourth proportional to 6,739.38, 9,300.57 and 3,755.15 is: 5,182.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,739.38 : 9,300.57 = 3,755.15 : x
  2. Step 2: Convert to fraction form
    6,739.38/9,300.57 = 3,755.15/x
  3. Step 3: Cross multiply
    6,739.38x = 9,300.57 × 3,755.15
  4. Step 4: Simplify right side
    6,739.38x = 34,924,988.93
  5. Step 5: Solve for x
    x = 34,924,988.93/6,739.38
  6. Step 6: Final answer
    x = 5,182.23

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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.