Home / 2,428.30-3,350.51-1,365.95

Finding the Fourth Proportional to 2,428.30, 3,350.51 and 1,365.95

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Solution

The fourth proportional to 2,428.30, 3,350.51 and 1,365.95 is: 1,884.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,428.30 : 3,350.51 = 1,365.95 : x
  2. Step 2: Convert to fraction form
    2,428.30/3,350.51 = 1,365.95/x
  3. Step 3: Cross multiply
    2,428.30x = 3,350.51 × 1,365.95
  4. Step 4: Simplify right side
    2,428.30x = 4,576,624.64
  5. Step 5: Solve for x
    x = 4,576,624.64/2,428.30
  6. Step 6: Final answer
    x = 1,884.71

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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.