Home / 1,952.48-2,694.08-1,112.80

Finding the Fourth Proportional to 1,952.48, 2,694.08 and 1,112.80

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Solution

The fourth proportional to 1,952.48, 2,694.08 and 1,112.80 is: 1,535.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,952.48 : 2,694.08 = 1,112.80 : x
  2. Step 2: Convert to fraction form
    1,952.48/2,694.08 = 1,112.80/x
  3. Step 3: Cross multiply
    1,952.48x = 2,694.08 × 1,112.80
  4. Step 4: Simplify right side
    1,952.48x = 2,997,972.22
  5. Step 5: Solve for x
    x = 2,997,972.22/1,952.48
  6. Step 6: Final answer
    x = 1,535.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.