Home / 2,903.28-4,349.88-1,808.43

Finding the Fourth Proportional to 2,903.28, 4,349.88 and 1,808.43

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Solution

The fourth proportional to 2,903.28, 4,349.88 and 1,808.43 is: 2,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,903.28 : 4,349.88 = 1,808.43 : x
  2. Step 2: Convert to fraction form
    2,903.28/4,349.88 = 1,808.43/x
  3. Step 3: Cross multiply
    2,903.28x = 4,349.88 × 1,808.43
  4. Step 4: Simplify right side
    2,903.28x = 7,866,453.49
  5. Step 5: Solve for x
    x = 7,866,453.49/2,903.28
  6. Step 6: Final answer
    x = 2,709.51

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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.