Home / 7,791.20-10,751.91-4,434.27

Finding the Fourth Proportional to 7,791.20, 10,751.91 and 4,434.27

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Solution

The fourth proportional to 7,791.20, 10,751.91 and 4,434.27 is: 6,119.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.20 : 10,751.91 = 4,434.27 : x
  2. Step 2: Convert to fraction form
    7,791.20/10,751.91 = 4,434.27/x
  3. Step 3: Cross multiply
    7,791.20x = 10,751.91 × 4,434.27
  4. Step 4: Simplify right side
    7,791.20x = 47,676,882.66
  5. Step 5: Solve for x
    x = 47,676,882.66/7,791.20
  6. Step 6: Final answer
    x = 6,119.32

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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.