Home / 6,701.38-9,247.91-3,907.42

Finding the Fourth Proportional to 6,701.38, 9,247.91 and 3,907.42

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Solution

The fourth proportional to 6,701.38, 9,247.91 and 3,907.42 is: 5,392.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,701.38 : 9,247.91 = 3,907.42 : x
  2. Step 2: Convert to fraction form
    6,701.38/9,247.91 = 3,907.42/x
  3. Step 3: Cross multiply
    6,701.38x = 9,247.91 × 3,907.42
  4. Step 4: Simplify right side
    6,701.38x = 36,135,402.72
  5. Step 5: Solve for x
    x = 36,135,402.72/6,701.38
  6. Step 6: Final answer
    x = 5,392.24

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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.