Home / 2,935.31-4,378.32-2,696.49

Finding the Fourth Proportional to 2,935.31, 4,378.32 and 2,696.49

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Solution

The fourth proportional to 2,935.31, 4,378.32 and 2,696.49 is: 4,022.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.31 : 4,378.32 = 2,696.49 : x
  2. Step 2: Convert to fraction form
    2,935.31/4,378.32 = 2,696.49/x
  3. Step 3: Cross multiply
    2,935.31x = 4,378.32 × 2,696.49
  4. Step 4: Simplify right side
    2,935.31x = 11,806,096.10
  5. Step 5: Solve for x
    x = 11,806,096.10/2,935.31
  6. Step 6: Final answer
    x = 4,022.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.