Home / 1,849.12-2,546.16-1,731.60

Finding the Fourth Proportional to 1,849.12, 2,546.16 and 1,731.60

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Solution

The fourth proportional to 1,849.12, 2,546.16 and 1,731.60 is: 2,384.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,849.12 : 2,546.16 = 1,731.60 : x
  2. Step 2: Convert to fraction form
    1,849.12/2,546.16 = 1,731.60/x
  3. Step 3: Cross multiply
    1,849.12x = 2,546.16 × 1,731.60
  4. Step 4: Simplify right side
    1,849.12x = 4,408,930.66
  5. Step 5: Solve for x
    x = 4,408,930.66/1,849.12
  6. Step 6: Final answer
    x = 2,384.34

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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.