Home / 3,207.60-4,816.87-1,725.91

Finding the Fourth Proportional to 3,207.60, 4,816.87 and 1,725.91

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Solution

The fourth proportional to 3,207.60, 4,816.87 and 1,725.91 is: 2,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,207.60 : 4,816.87 = 1,725.91 : x
  2. Step 2: Convert to fraction form
    3,207.60/4,816.87 = 1,725.91/x
  3. Step 3: Cross multiply
    3,207.60x = 4,816.87 × 1,725.91
  4. Step 4: Simplify right side
    3,207.60x = 8,313,467.74
  5. Step 5: Solve for x
    x = 8,313,467.74/3,207.60
  6. Step 6: Final answer
    x = 2,591.80

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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.