Home / 4,741.20-6,509.70-3,850.20

Finding the Fourth Proportional to 4,741.20, 6,509.70 and 3,850.20

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Solution

The fourth proportional to 4,741.20, 6,509.70 and 3,850.20 is: 5,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.20 : 6,509.70 = 3,850.20 : x
  2. Step 2: Convert to fraction form
    4,741.20/6,509.70 = 3,850.20/x
  3. Step 3: Cross multiply
    4,741.20x = 6,509.70 × 3,850.20
  4. Step 4: Simplify right side
    4,741.20x = 25,063,646.94
  5. Step 5: Solve for x
    x = 25,063,646.94/4,741.20
  6. Step 6: Final answer
    x = 5,286.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.