Home / 4,392.53-6,591.39-1,621.14

Finding the Fourth Proportional to 4,392.53, 6,591.39 and 1,621.14

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Solution

The fourth proportional to 4,392.53, 6,591.39 and 1,621.14 is: 2,432.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.53 : 6,591.39 = 1,621.14 : x
  2. Step 2: Convert to fraction form
    4,392.53/6,591.39 = 1,621.14/x
  3. Step 3: Cross multiply
    4,392.53x = 6,591.39 × 1,621.14
  4. Step 4: Simplify right side
    4,392.53x = 10,685,524.92
  5. Step 5: Solve for x
    x = 10,685,524.92/4,392.53
  6. Step 6: Final answer
    x = 2,432.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.