Home / 4,621.39-6,375.90-3,559.48

Finding the Fourth Proportional to 4,621.39, 6,375.90 and 3,559.48

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Solution

The fourth proportional to 4,621.39, 6,375.90 and 3,559.48 is: 4,910.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.39 : 6,375.90 = 3,559.48 : x
  2. Step 2: Convert to fraction form
    4,621.39/6,375.90 = 3,559.48/x
  3. Step 3: Cross multiply
    4,621.39x = 6,375.90 × 3,559.48
  4. Step 4: Simplify right side
    4,621.39x = 22,694,888.53
  5. Step 5: Solve for x
    x = 22,694,888.53/4,621.39
  6. Step 6: Final answer
    x = 4,910.84

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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.