Home / 1,962.59-2,943.62-1,141.25

Finding the Fourth Proportional to 1,962.59, 2,943.62 and 1,141.25

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Solution

The fourth proportional to 1,962.59, 2,943.62 and 1,141.25 is: 1,711.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,962.59 : 2,943.62 = 1,141.25 : x
  2. Step 2: Convert to fraction form
    1,962.59/2,943.62 = 1,141.25/x
  3. Step 3: Cross multiply
    1,962.59x = 2,943.62 × 1,141.25
  4. Step 4: Simplify right side
    1,962.59x = 3,359,400.62
  5. Step 5: Solve for x
    x = 3,359,400.62/1,962.59
  6. Step 6: Final answer
    x = 1,711.72

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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.