Home / 4,621.43-6,917.07-2,509.86

Finding the Fourth Proportional to 4,621.43, 6,917.07 and 2,509.86

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Solution

The fourth proportional to 4,621.43, 6,917.07 and 2,509.86 is: 3,756.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,621.43 : 6,917.07 = 2,509.86 : x
  2. Step 2: Convert to fraction form
    4,621.43/6,917.07 = 2,509.86/x
  3. Step 3: Cross multiply
    4,621.43x = 6,917.07 × 2,509.86
  4. Step 4: Simplify right side
    4,621.43x = 17,360,891.48
  5. Step 5: Solve for x
    x = 17,360,891.48/4,621.43
  6. Step 6: Final answer
    x = 3,756.61

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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.