Home / 1,839.47-2,539.08-1,367.24

Finding the Fourth Proportional to 1,839.47, 2,539.08 and 1,367.24

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Solution

The fourth proportional to 1,839.47, 2,539.08 and 1,367.24 is: 1,887.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.47 : 2,539.08 = 1,367.24 : x
  2. Step 2: Convert to fraction form
    1,839.47/2,539.08 = 1,367.24/x
  3. Step 3: Cross multiply
    1,839.47x = 2,539.08 × 1,367.24
  4. Step 4: Simplify right side
    1,839.47x = 3,471,519.04
  5. Step 5: Solve for x
    x = 3,471,519.04/1,839.47
  6. Step 6: Final answer
    x = 1,887.24

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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.