Home / 2,938.99-4,402.61-1,895.38

Finding the Fourth Proportional to 2,938.99, 4,402.61 and 1,895.38

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Solution

The fourth proportional to 2,938.99, 4,402.61 and 1,895.38 is: 2,839.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938.99 : 4,402.61 = 1,895.38 : x
  2. Step 2: Convert to fraction form
    2,938.99/4,402.61 = 1,895.38/x
  3. Step 3: Cross multiply
    2,938.99x = 4,402.61 × 1,895.38
  4. Step 4: Simplify right side
    2,938.99x = 8,344,618.94
  5. Step 5: Solve for x
    x = 8,344,618.94/2,938.99
  6. Step 6: Final answer
    x = 2,839.28

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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.