Home / 7,535.62-10,399.77-4,179.49

Finding the Fourth Proportional to 7,535.62, 10,399.77 and 4,179.49

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Solution

The fourth proportional to 7,535.62, 10,399.77 and 4,179.49 is: 5,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,535.62 : 10,399.77 = 4,179.49 : x
  2. Step 2: Convert to fraction form
    7,535.62/10,399.77 = 4,179.49/x
  3. Step 3: Cross multiply
    7,535.62x = 10,399.77 × 4,179.49
  4. Step 4: Simplify right side
    7,535.62x = 43,465,734.72
  5. Step 5: Solve for x
    x = 43,465,734.72/7,535.62
  6. Step 6: Final answer
    x = 5,768.04

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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.