Home / 2,933.13-4,047.60-1,606.80

Finding the Fourth Proportional to 2,933.13, 4,047.60 and 1,606.80

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Solution

The fourth proportional to 2,933.13, 4,047.60 and 1,606.80 is: 2,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.13 : 4,047.60 = 1,606.80 : x
  2. Step 2: Convert to fraction form
    2,933.13/4,047.60 = 1,606.80/x
  3. Step 3: Cross multiply
    2,933.13x = 4,047.60 × 1,606.80
  4. Step 4: Simplify right side
    2,933.13x = 6,503,683.68
  5. Step 5: Solve for x
    x = 6,503,683.68/2,933.13
  6. Step 6: Final answer
    x = 2,217.32

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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.