Home / 1,839.51-2,754.54-1,631.88

Finding the Fourth Proportional to 1,839.51, 2,754.54 and 1,631.88

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Solution

The fourth proportional to 1,839.51, 2,754.54 and 1,631.88 is: 2,443.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.51 : 2,754.54 = 1,631.88 : x
  2. Step 2: Convert to fraction form
    1,839.51/2,754.54 = 1,631.88/x
  3. Step 3: Cross multiply
    1,839.51x = 2,754.54 × 1,631.88
  4. Step 4: Simplify right side
    1,839.51x = 4,495,078.74
  5. Step 5: Solve for x
    x = 4,495,078.74/1,839.51
  6. Step 6: Final answer
    x = 2,443.63

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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.