Home / 4,387.68-6,582.59-3,091.68

Finding the Fourth Proportional to 4,387.68, 6,582.59 and 3,091.68

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Solution

The fourth proportional to 4,387.68, 6,582.59 and 3,091.68 is: 4,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387.68 : 6,582.59 = 3,091.68 : x
  2. Step 2: Convert to fraction form
    4,387.68/6,582.59 = 3,091.68/x
  3. Step 3: Cross multiply
    4,387.68x = 6,582.59 × 3,091.68
  4. Step 4: Simplify right side
    4,387.68x = 20,351,261.85
  5. Step 5: Solve for x
    x = 20,351,261.85/4,387.68
  6. Step 6: Final answer
    x = 4,638.27

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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.