Home / 2,935.14-4,402.70-1,959.19

Finding the Fourth Proportional to 2,935.14, 4,402.70 and 1,959.19

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Solution

The fourth proportional to 2,935.14, 4,402.70 and 1,959.19 is: 2,938.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.14 : 4,402.70 = 1,959.19 : x
  2. Step 2: Convert to fraction form
    2,935.14/4,402.70 = 1,959.19/x
  3. Step 3: Cross multiply
    2,935.14x = 4,402.70 × 1,959.19
  4. Step 4: Simplify right side
    2,935.14x = 8,625,723.38
  5. Step 5: Solve for x
    x = 8,625,723.38/2,935.14
  6. Step 6: Final answer
    x = 2,938.78

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1.5x scale

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.