Home / 1,935.84-2,892.81-1,443.36

Finding the Fourth Proportional to 1,935.84, 2,892.81 and 1,443.36

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Solution

The fourth proportional to 1,935.84, 2,892.81 and 1,443.36 is: 2,156.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935.84 : 2,892.81 = 1,443.36 : x
  2. Step 2: Convert to fraction form
    1,935.84/2,892.81 = 1,443.36/x
  3. Step 3: Cross multiply
    1,935.84x = 2,892.81 × 1,443.36
  4. Step 4: Simplify right side
    1,935.84x = 4,175,366.24
  5. Step 5: Solve for x
    x = 4,175,366.24/1,935.84
  6. Step 6: Final answer
    x = 2,156.88

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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.