Home / 3,677.60-5,509.45-2,851.83

Finding the Fourth Proportional to 3,677.60, 5,509.45 and 2,851.83

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Solution

The fourth proportional to 3,677.60, 5,509.45 and 2,851.83 is: 4,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.60 : 5,509.45 = 2,851.83 : x
  2. Step 2: Convert to fraction form
    3,677.60/5,509.45 = 2,851.83/x
  3. Step 3: Cross multiply
    3,677.60x = 5,509.45 × 2,851.83
  4. Step 4: Simplify right side
    3,677.60x = 15,712,014.79
  5. Step 5: Solve for x
    x = 15,712,014.79/3,677.60
  6. Step 6: Final answer
    x = 4,272.36

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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.