Home / 2,677.20-4,007.70-2,023.80

Finding the Fourth Proportional to 2,677.20, 4,007.70 and 2,023.80

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Solution

The fourth proportional to 2,677.20, 4,007.70 and 2,023.80 is: 3,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,677.20 : 4,007.70 = 2,023.80 : x
  2. Step 2: Convert to fraction form
    2,677.20/4,007.70 = 2,023.80/x
  3. Step 3: Cross multiply
    2,677.20x = 4,007.70 × 2,023.80
  4. Step 4: Simplify right side
    2,677.20x = 8,110,783.26
  5. Step 5: Solve for x
    x = 8,110,783.26/2,677.20
  6. Step 6: Final answer
    x = 3,029.58

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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.