Home / 2,933.28-4,047.97-1,607.11

Finding the Fourth Proportional to 2,933.28, 4,047.97 and 1,607.11

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Solution

The fourth proportional to 2,933.28, 4,047.97 and 1,607.11 is: 2,217.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,933.28 : 4,047.97 = 1,607.11 : x
  2. Step 2: Convert to fraction form
    2,933.28/4,047.97 = 1,607.11/x
  3. Step 3: Cross multiply
    2,933.28x = 4,047.97 × 1,607.11
  4. Step 4: Simplify right side
    2,933.28x = 6,505,533.07
  5. Step 5: Solve for x
    x = 6,505,533.07/2,933.28
  6. Step 6: Final answer
    x = 2,217.84

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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.