Home / 1,765.25-2,635.16-1,637.06

Finding the Fourth Proportional to 1,765.25, 2,635.16 and 1,637.06

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Solution

The fourth proportional to 1,765.25, 2,635.16 and 1,637.06 is: 2,443.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765.25 : 2,635.16 = 1,637.06 : x
  2. Step 2: Convert to fraction form
    1,765.25/2,635.16 = 1,637.06/x
  3. Step 3: Cross multiply
    1,765.25x = 2,635.16 × 1,637.06
  4. Step 4: Simplify right side
    1,765.25x = 4,313,893.67
  5. Step 5: Solve for x
    x = 4,313,893.67/1,765.25
  6. Step 6: Final answer
    x = 2,443.79

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.