Home / 1,839.36-2,538.24-1,053.48

Finding the Fourth Proportional to 1,839.36, 2,538.24 and 1,053.48

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Solution

The fourth proportional to 1,839.36, 2,538.24 and 1,053.48 is: 1,453.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.36 : 2,538.24 = 1,053.48 : x
  2. Step 2: Convert to fraction form
    1,839.36/2,538.24 = 1,053.48/x
  3. Step 3: Cross multiply
    1,839.36x = 2,538.24 × 1,053.48
  4. Step 4: Simplify right side
    1,839.36x = 2,673,985.08
  5. Step 5: Solve for x
    x = 2,673,985.08/1,839.36
  6. Step 6: Final answer
    x = 1,453.76

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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.