Home / 3,187.67-4,777.39-2,359.35

Finding the Fourth Proportional to 3,187.67, 4,777.39 and 2,359.35

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Solution

The fourth proportional to 3,187.67, 4,777.39 and 2,359.35 is: 3,535.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187.67 : 4,777.39 = 2,359.35 : x
  2. Step 2: Convert to fraction form
    3,187.67/4,777.39 = 2,359.35/x
  3. Step 3: Cross multiply
    3,187.67x = 4,777.39 × 2,359.35
  4. Step 4: Simplify right side
    3,187.67x = 11,271,499.41
  5. Step 5: Solve for x
    x = 11,271,499.41/3,187.67
  6. Step 6: Final answer
    x = 3,535.97

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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.