Home / 1,937.28-2,673.39-1,053.06

Finding the Fourth Proportional to 1,937.28, 2,673.39 and 1,053.06

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Solution

The fourth proportional to 1,937.28, 2,673.39 and 1,053.06 is: 1,453.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937.28 : 2,673.39 = 1,053.06 : x
  2. Step 2: Convert to fraction form
    1,937.28/2,673.39 = 1,053.06/x
  3. Step 3: Cross multiply
    1,937.28x = 2,673.39 × 1,053.06
  4. Step 4: Simplify right side
    1,937.28x = 2,815,240.07
  5. Step 5: Solve for x
    x = 2,815,240.07/1,937.28
  6. Step 6: Final answer
    x = 1,453.19

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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.