Home / 2,933.15-4,047.80-1,606.86

Finding the Fourth Proportional to 2,933.15, 4,047.80 and 1,606.86

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Solution

The fourth proportional to 2,933.15, 4,047.80 and 1,606.86 is: 2,217.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.15 : 4,047.80 = 1,606.86 : x
  2. Step 2: Convert to fraction form
    2,933.15/4,047.80 = 1,606.86/x
  3. Step 3: Cross multiply
    2,933.15x = 4,047.80 × 1,606.86
  4. Step 4: Simplify right side
    2,933.15x = 6,504,239.87
  5. Step 5: Solve for x
    x = 6,504,239.87/2,933.15
  6. Step 6: Final answer
    x = 2,217.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.